y= 2x-1
3x-y=-1
Shouw ur work cuz im dumb and i need help plz

Answers

Answer 1

Answer:

ur not dumb but i think its b

Step-by-step explanation:


Related Questions

Can someone help me with my geometry hw?...

Answers

Answer:

sure, i'll try my best!

Step-by-step explanation:

❤️✨

Answer:

ftftftftftfjhgrew

Step-by-step explanation:

4weyye45y5e4

30 POINTS!!! HELP ME PLZZ I NEED HELP WITH THIS!!!

Answers

Answer:

Step-by-step explanation:

3/12 x 2/9 = 24/27

With 3/12, you can simplify the faction to 1/4. 1/4 equals to 0.25, 25/100, and 25%.

With 2/9, if you get 1/9, that’s 0.111 and so on. So if you count up to 2/9, you would get 0.22222222 repeating

Michael makes 16/5 pounds of pumpkin pie filling per minute. How many pounds of pie filling will he make in half an hour?
A.13/10
B.96
C.13/5
D.8/10

Answers

Answer:

the answer would be c

Step-by-step explanation:

The amount of pounds of pumpkin made in 30minutes is 96 pounds

Ratio and proportions

Fractions are written as a ratio of two integers.

If Michael makes 16/5 pounds of pumpkin pie filling per minute, then;

16/5 pounds of pumpkin = 1 minutes

In order to determine the amount made in half an hour (30 mins)

x = 30mins

Take the ratios

16/5x = 1/30
5x = 480

x = 480/5

x = 96

Hence the amount of pounds of pumpkin made in 30minutes is 96 pounds

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Question 5
A teacher weighed 140 pounds in 2000 and weighs 190 pounds in 2020. What was the rate of change in
weight?

Answers

Answer:

35.71%

Step-by-step explanation:

((190 - 140) / 140) * 100 = 35.71 %

Help me solve this problem please 12 please

Answers

Do y=Mx+b Answer: y=-3/4x+3

If you deposit $5000 into a savings account, you will earn 6.5% simple interest over the first 10 years. How much interest will the account earn over this period?

Answers

Answer:

$3250

Step-by-step explanation:

interest=deposit×simple interest×time

interest=5000×6.5%×10

5000×65/1000×10=3250

ans;$3250

Dont understand any of this

Answers

Answer:

3. Triangle PQT is congruent to triangle RQS

1. Given: PT=RS

Step-by-step explanation:

3 because if CPTPC (I think) and 1. because it was given,

Triangle PTQ I think


Torey wants to buy a Playstation 5 for $519.25. If he saves $30 per week, how many weeks will it take him to
have enough money for the Playstation 5?

Answers

Answer:

It will take him 12 weeks

Step-by-step explanation:

Answer:

18 weeks

Step-by-step explanation:

30 × 18 = 540.00

452 divided 15 what would be the answer of this?

Answers

Answer:

37.67

Step-by-step explanation:

Which statement is best supported by the table? Company 1 and company 4 charge the same rate per mile. Company 2 and company 3 charge the same rate per mile. Company 2 charges only a flat fee and does not charge per mile. Company 3 charges only a flat fee and does not charge per mile. Mark this and return

Answers

Answer:

Its company 1 and 4

Step-by-step explanation:

Answer:company 1 & 4

Step-by-step explanation:

just took the test;)

The Homerun Hitter's Academy charges thirty-five dollars per hour for batting lessons, with a registration fee of fifteen dollars per year. Janice's parents paid $155 in the month of August. Part A: Using h to represent hours, write an equation to determine how many hours of batting lessons Janice had in the month of August. Part B: Solve the equation you wrote in Part A for h

Answers

Answer:

h = 4 hours

Step-by-step explanation:

Charges per hour = $35

Registration fee = $15

Janice's parents paid $155 in the month of August.

Let

h = number of hours

equation to determine how many hours of batting lessons Janice had in the month of August.

15 + 35h = 155

B. 15 + 35h = 155

35h = 155 - 15

35h = 140

Divide both sides by 35

h = 140 / 35

= 4

h = 4 hours

Mrs. Grape has 90 students. On her last test, 3/10 of these students earned an A. Of those students, 1/9 got a perfect score. How many students got a perfect score?

Answers

Answer:

3 students

Step-by-step explanation:

Mrs. Grape has 90 students. On her last test, 3/10 of these students earned an A.

Hence, the number of students that had an A = 3/10 × 90

= 3 × 9 = 27 students

Of those students, 1/9 got a perfect score.

This means of the 27 students, 1/9 had a perfect score.

This means:

1/9 of 27 students = 1/9 × 27

= 3 students

How many students got a perfect score?

Hence, 3 students got a perfect score.

A rectangle has length = 3x + 2 and width = 2x + 5

21. Find the perimeter

Perimeter =

22. Find the Area

Area =

Answers

Answer:

Perimeter-6x+4 + 4x+10= 10x+14

Area-(3x+2)(2x+5)=6x+15x+4x+10= 25x+10

The speed of a rollercoastsr, in miles per hour, is modeled by the funtion g(x) = x⁴ - 4x² + 7x - 8, where x is time measured in seconds. How fast is the roller coaster travelling at 2 seconds?

Answers

Answer:

6mph

Step-by-step explanation:

Given the expression

g(x) = x⁴ - 4x² + 7x - 8

we are expected to substitute x=2 into the expression and return the result

g(x) = (2)⁴ - 4(2)² + 7(2) - 8

g(x) = 16 - 4x4 + 14 - 8

g(x) = 16 - 16 + 14 - 8

g(x) =14 - 8

g(x) =6

From the substitution the roller coaster is  travelling at speed of 6mph

Can someone work out this for me :)

Answers

Answers:

a) First statement. Same as 1/2 x 6/11.

b) Second statement. Smaller than 6/11.

c) First statement. Same as 6/11 divided by 2.

================================================

Explanation:

Part (a)

The "of" means "multiply". So we simply replace "of" with the multiplication symbol and that's all we need to do.

---------------

Part (b)

Taking half of something will make it smaller. For example, if you have 100 cookies and you took half of them, then you'll be taking 50 cookies. The value 50 is smaller than 100.

The same idea applies to 1/2 x 6/11.

---------------

Part (c)

Multiplying by 1/2 is the same as dividing by 2.

So [tex]\frac{6}{11} \times \frac{1}{2} = \frac{6}{11} \div 2[/tex]

Note that [tex]\frac{1}{2} \times \frac{6}{11}[/tex] and [tex]\frac{6}{11}\times \frac{1}{2}[/tex] are the same thing because we can multiply two numbers in any order we want.

Answer:

a) First statement. Same as 1/2 x 6/11.

b) Second statement. Smaller than 6/11.

c) First statement. Same as 6/11 divided by 2.

Step-by-step explanation:

16+24/8-6 is equal to _____.
6
-1
20
13

Answers

Answer:

13

Step-by-step explanation:

[tex]16 + \frac{24}{8} - 6 = 13[/tex]

Answer:-1

Step-by-step explanation:

you would add 16+24

which would equal 40

the divided by 40/8-6 = -1

Express x in terms of y:
3(x + 2y) = 2x = 5y

Answers

Here! I think this is right! If not sorry

which expressions are equivalent to 3 to the power of 5?
81·3
3·5
9·27
3·3·3·3·3
9·9

Answers

Answer: 3·3·3·3·3

Step-by-step explanation:

Answer:

3*3*3*3*3

Step-by-step explanation:

3 to the power of 5 is 3 times 3 5 times.

The Confederation Bridge connects News Brunswick to Prince Edward Island. The main part of the bridge rests on piers that form 43 segments. One segment is 8.2 x [tex]10^{2}[/tex] feet. What is the approximate length of the bridge in scientific notation?

Answers

Answer: [tex]3.5[/tex] × [tex]10^{4}[/tex]

Step-by-step explanation:

Write an expression to represent the problem.

(8.2 × 10²) × 43

= (8.2 × 10²) x (4.3 x [tex]10^{1}[/tex])

Now, multiply.

(8.2 × 10²) x (4.3 x [tex]10^{1}[/tex])

= (8.2 x 4.3) x ([tex]10^{2}[/tex] x [tex]10^{1}[/tex])

= 35.26 x [tex](10)^{2+1}[/tex]

= 35.26 x 10³

= 3.526 x [tex]10^{4}[/tex]

Answer the following question. G(2)

Answers

Answer:

12

Step-by-step explanation:

g(x)=5x-4

g(2)=5(2)-4

g(2)=10-4

g(2)=6

6x2=12

g=12

help me pls !!!! i’m dumb

Answers

Answer:

212 is correct answer

Step-by-step explanation:

An open box is formed from a rectangular piece of cardboard that is 5 in longer than it is wide, by removing squares of side 4 in from each corner and folding up the sides. If the volume of the carton is then 336 in what were the dimensions of the original piece of cardboard?

Answers

This question is incomplete

Complete Question

An open box is formed from a rectangular piece of cardboard that is 5 in. longer than it is wide, by removing squares of side 4 in. from each corner and folding up the sides. If the volume of the carton is then 336 in³, what were the dimensions of the original piece of cardboard?

Select one:

a. 15 in. by 20 in.

b. 7 in. by 12 in.

c. 11 in. by 16 in.

d. 19 in. by 24 in.

Answer:

a. 15 in. by 20 in.

Step-by-step explanation:

We are told that:

An open box is formed from a rectangular piece of cardboard that is 5 in longer than it is wide, by removing squares of side 4 in from each corner and folding up the sides.

Volume of the carton = 336 in³

Step 1

We find the area of the new piece of the cardboard

Volume of the carton/side of the square removed

= 336 in³/4 in

= 84 in²

Step 2

An open box is formed from a rectangular piece of cardboard that is 5 in longer than it is width.

Length = 5 + Width

Hence, we find the factors of 84 in² that has a difference of 5 in

Factors of 84 = 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42 and 84

Hence, the Factors with a difference of 5 inches = 7 and 12

The Length = 12 inches

Width is 7 inches.

The dimensions of the new piece of cardboard is 7 inches by 12 inches

Step 3

What were the dimensions of the original piece of cardboard?

Remember in the question, we are told that squares of sides 4 inches were removed from both corners

Hence,

4 inches + 4 inches = 8 inches was removed.

The dimensions of the original piece of cardboard =

Original Width = Width of the new cardboard + 8 inches

= 7 inches + 8 inches

= 15 inches.

Original length = Length of the the new cardboard + 8 inches

= 12 inches + 8 inches

= 20 inches.

Therefore, the dimensions of the original piece of cardboard is 15 inches by 20 inches

help me please 9x+184=7x+156
x=?

Answers

Answer:

I believe x = -14.

I might be wrong

Step-by-step explanation:

An urn contains 5 white and 3 black balls. Two balls are drawn at random without replacement. If X denotes the number of white balls, then find the probability distribution of X.

Answers

Answer:

Generally the probability distribution of the number of white balls (X) is

       X             0                         1                   2

       P(X)        0.35714           0.5357         0.10714

Step-by-step explanation:

From the question we are told that

 The number of white balls is  [tex]N_w = 5[/tex]

  The number of black balls is  [tex]N_b = 3[/tex]

Generally the total number of balls the urn contains is

     [tex]N_t = N_w + N_b = 5 + 3 = 8 \ balls[/tex]

Generally the probability that of the two balls drawn that the balls are  2 white balls and  0 black balls is

     [tex]P( 2_w \ , 0_b) = \frac{ ^{N_w} C _2 * ^{N_b} C _0 }{^{N_t} C_2}[/tex]

Here C stands for combination hence we would be making use of the combination feature in our calculator

=> [tex]P( 2_w \ , 0_b) = \frac{ ^5 C _2 * ^3 C _0 }{^{8} C_2}[/tex]

=> [tex]P( 2_w \ , 0_b) = 0.10714[/tex]

Generally the probability that of the two balls drawn that the balls are  1 white balls and  1 black balls is

     [tex]P( 1_w \ , 1_b) = \frac{ ^{N_w} C _1 * ^{N_b} C _1 }{^{N_t} C_2}[/tex]

=> [tex]P( 1_w \ , 1_b) = \frac{ ^5 C _1 * ^3 C _1 }{^{8} C_2}[/tex]

=> [tex]P( 1_w \ , 1_b) = 0.5357[/tex]

Generally the probability that of the two balls drawn that the balls are  0 white balls and  2 black balls is

     [tex]P( 0_w \ , 2_b) = \frac{ ^{N_w} C _0 * ^{N_b} C _2}{^{N_t} C_2}[/tex]

=> [tex]P( 0_w \ , 2_b) = \frac{ ^5 C _0 * ^3 C _2 }{^{8} C_2}[/tex]

=> [tex]P( 0_w \ , 2_b) = 0.35714[/tex]

Generally the probability distribution of the number of white balls (X) is

       X             0                         1                   2

       P(X)        0.35714           0.5357         0.10714

   

If a system of linear equations has no solution, what does this mean about two lines?
Select all that apply.
a. Two solutions
b. Parallel lines
c. One solution
d. No points in common
e. Same line

Answers

D: No points in common

This is because a solution is when two lines intersect and the solution is the coordinate point of that intersection. Lines that do not intersect have no solution, thusly no points in common means no solution

GIVING BRAINLIST!!!

Column A
the volume of a cube with
side x, where x > 1

Column B
the volume of a rectangular solid with
sides x, x + 1, and x - 1, where x > 1

A) the quantity in column A is larger
B) the quantity in column B is larger
C) the two quantities are equal
D) relationship cannot be determined with the given information

Answers

Answer:

its b

Step-by-step explanation:

I just got it right

complete the table below i am stuck on it plz helpp !!!

Answers

Answer:

0 - 0 - 1

1 - 4 - 2

2 - 16 - 4

Step-by-step explanation:

I think this is right!!

Answer:

0- 0,1

1- 2,2

2- 8,4

Step-by-step explanation:

I used a calculator for this

what is 4325000 as a scientific notation?

Answers

Answer:

4.325X10^6

hope this helps :))

9) -5k = -10 Help me plz​

Answers

Answer:

[tex]\boxed {k = 2}[/tex]

Step-by-step explanation:

Solve for the value of [tex]k[/tex]:

[tex]-5k = -10[/tex]

-Divide both sides by [tex]-5[/tex]:

[tex]\frac{-5k}{-5} = \frac{-10}{-5}[/tex]

[tex]\boxed {k = 2}[/tex]

Therefore, the value of [tex]k[/tex] is [tex]2[/tex].

A cake mix calls for these ingredients. 3 cups of milk 6 cups of flour 2 cups of sugar 1 cup of oil Which is the lowest ratio? StartFraction milk Over flour EndFraction StartFraction sugar Over milk EndFraction StartFraction oil Over sugar EndFraction StartFraction sugar Over flour EndFraction

Answers

The smallest ratio of the cake mix is the Ratio of sugar to flour which is 1/3

What is an equation?

An equation is an expression that shows the relationship between two or more variables and numbers.

Ratio of milk to flour = 3/6 = 1/2

Ratio of sugar to milk = 2/3 = 2/3

Ratio of oil to sugar = 1/2

Ratio of sugar to flour = 2/6 = 1/3

The smallest ratio of the cake mix is the Ratio of sugar to flour which is 1/3

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Answer: SUGAR/FLOUR

                                                                                           

Step-by-step explanation: proof / Edge 2022

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