For the function, f(x) = -3x + 5.If f(x) = -1, what is the value of x?
A.-5
B. 8
C. -3
D. 2

Answers

Answer 1

Answer:

[tex]\huge\boxed{D.\ x=2}[/tex]

Step-by-step explanation:

[tex]f(x)=-3x+5\\\\f(x)=-1[/tex]

substitute

[tex]-3x+5=-1[/tex]    subtract 5 to both sides

[tex]-3x+5-5=-1-5[/tex]

[tex]-3x=-6[/tex]        divide both sidesa by (-3)

[tex]\dfrac{-3x}{-3}=\dfrac{-6}{-3}\\\\x=2[/tex]

Answer 2

Answer:A

Step-by-step explanation:


Related Questions

x - 4 = 1/3(6x - 54) what is x

Answers

Answer:

x = 14

Step-by-step explanation:

hope this is right!!

what is the answer to this?

Answers

Answer:

10

Step-by-step explanation:

Because if its cube rooted it would be multiplied 3 times thats why theres a 3 as the exponent

Write an equation of the parabola in vertex form.

Answers

Answer:

[tex]y= -\frac19(x-3)^2+1[/tex]

Step-by-step explanation:

the x-3 is to shift a normal parabola 3 to the right

the +1 is to lift the top up by one

the -1/9 is to compress and swapt it around

Answer:

y =-  [tex]\frac{1}{9}[/tex](x - 3)² + 1

Step-by-step explanation:

The equation of a parabola in vertex form is

y = a(x - h)² + k

where (h, k) are the coordinates of the vertex and a is a multiplier

Here (h, k) = (3, 1) , thus

y = a(x - 3)² + 1

To find a substitute another point on the graph into the equation

Substitute (1, [tex]\frac{5}{9}[/tex] ) into the equation

[tex]\frac{5}{9}[/tex] = a(1 - 3)² + 1 ( subtract 1 from both sides )

- [tex]\frac{4}{9}[/tex] = 4a ( divide both sides by 4 )

a = - [tex]\frac{1}{9}[/tex]

y = - [tex]\frac{1}{9}[/tex] (x - 3)² + 1 ← equation of parabola in vertex form

Can someone please help me

Answers

Answer:

i believe it is c

Step-by-step explanation:

because i did the test

Answer:

D

Step-by-step explanation:

question in pic below
thx
have a good day
brainly rules

Answers

Answer:

i cant see the picture i know i can help you i just can't see the pic

Step-by-step explanation:

i need asap im getting behind

Answers

Answer:

C. 3, -3, -6

Just graph it lol

Answer:

The answer is B) 3, -3, -6

What is 2% of 50???​

Answers

Answer:

1

Step-by-step explanation:

Answer:

2% of 50 is 1

Step-by-step explanation:

hope it helps ❤️

Add or subtract the radicals:write in simplified for 4√ 3 - 2√ 3

Answers

Answer:

2√ 3

Step-by-step explanation:

since the roots are the same yoy can just subtract 4 and 2 and get the answer

Ice has a density of 0.92 gram per cubic centimeter. What is the total volume of a block of ice that has a mass of 2.3 kilograms?

Answers

Answer:

2500 cubic centi meters or 2.5 liters or 0.0025 cubic meters

Step-by-step explanation:

[tex]p = m \v[/tex]

So v=m/p

Before puting numbers in formula

Change kilogram to gram

Or change gram per cubic centimeter to kilogram per cubic meters

At last you'll reach the number 2500 cubic centimeters or 0.0025 cubic meters.

The total volume of a block of ice that has a mass of 2.3 kilograms is 0.0025 cubic meter.

What is a cube?

A cube is a three-dimensional representation of a square. it has 6 faces 2 on the bottom and top, 4 on the sides faces.

The volume of a cube can be calculated as the cube of the sides of a given figure.

The volume of a cube =a^3

We are given that;

Density= 0.92 gram per cubic centimeter.

Now,

We need to convert the units to be consistent, so we can either convert kilograms to grams or cubic centimeters to cubic meters. Let’s do the latter:

1 cubic meter=100×100×100 cubic centimeters=106 cubic centimeters

0.92 gram per cubic centimeter=0.92×106 gram per cubic meter=920000 gram per cubic meter

Now we can substitute the values into the formula and find the volume:

V=ρm​

V=920000 gram per cubic meter2.3 kilograms​

We need to convert kilograms to grams as well:

1 kilogram=1000 grams

Therefore,

V=920000 gram per cubic meter2.3×1000 grams​

V=9200002300​ cubic meter

Simplifying, we get:

V=0.0025 cubic meter

Therefore, by the volume of cube the answer will be 0.0025 cubic meter.

Learn more about cubes;

https://brainly.com/question/22940499

#SPJ2

Find the slope between (2, 4) and (0, -2). Then, write the equation of the line in slope-intercept form.

Answers

Answer:

3

Step-by-step explanation:

m = -6 / -2 = -3 / -1 = 3

If y = 3x – 5, find y if x =2


would the answer be 1?

Answers

Answer:

Step-by-step explanation:

y = 3x - 5

y = 3(2) - 5 = 6 -5 = 1

y = 1

Yes the would would 1 you are correct

Which one of the following is NOT a factor in determining the monthly payment for an automobile loan?

repayment period
miles driven
interest rate
amount financed

Answers

Answer:

Sorry, The only one i would possibly know is intrest rate

Step-by-step explanation:

The factor that does not be considered for determining the monthly payment for an automobile loan should be the miles driven.

What is the monthly payment?

It is the amount that should be paid represent the amount paid per month for paying off the loan at the given time period of the loan.

And, the loan when it should be taken out so here we considered the repayment period, rate of interest and the finance amount.

hence, The factor that does not be considered for determining the monthly payment for an automobile loan should be the miles driven.

Learn more about payment here: https://brainly.com/question/24768248

Meg has 28 feet of ribbon that she wants to divide into of a foot pieces. How many of a foot pieces are there in 28 feet?

Answers

28 cus one “foot” peice is a foot

Which is the best estimate of 32×49 by using rounding or compatible numbers? A. 120 B. 150
C. 1,200 D. 1,500​

Answers

Answer:

1500

Step-by-step explanation:

32x49=1568,1568=1500 :)

Does anyone know?
Please help meeeee

Answers

Answer:

-3

Step-by-step explanation:

each line is decreasing by 3

is 9, 6, 3, 0, -3

8x – 2 > -18
Can someone let me know if I am correct ?

Answers

Answer:

x > -2

Step-by-step explanation:

8x - 2 >= -18
Add 2 to both sides
8x >= -16
Divided both sides by 8
x >= -2
Your answer is correct but on the number line the graph should be the other way to the right

•——————>
-2

Hope it helps

3+2-5-4
A. -4
B. 2
Which one?​

Answers

Answer:

A

Step-by-step explanation:

If this helps may i plz have brainliest :)

-4 I think because in pemdas addition comes before subtraction

Jason can travel 24 3/4 miles in 1/2 hour.what is his average speed in miles per hour

Answers

Answer:

24 3/4 miles is the distance

1/2 hour - is time

V=S/t

24  / 0.5 = =49.5  miles per hour

Step-by-step explanation:

I hope this helped

24 3/4 miles is the distance

1/2 hour - is time

V=S/t

24  / 0.5 = =49.5  miles per hour

Nina’s cell phone provider charges $29.95 per month plus $0.02 for each text Nina sends.

Part A: Write an equation to model this situation.

Part B: What will Nina’s bill for March be if she sends 150 texts that month?

Answers

Your equation would be 29.95+(0.02x50) the answer would be 32.95.

Explanation since this is money 0.02 would have to be multiplied by 50 to get 1 dollar so 150x2 equals 300 and 300 cents in dollars is 3 dollars because every dollar is equivalent to 100 cents

BE
BB
What is the radius of a circle whose equation is (x + 5)2 + (y - 3)2 = 42?
2 units
4 units
8 units
16 units

Answers

Answer:

4

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

x^2– 7x- 18
(Factor the following))

Answers

Answer:

(x - 9)(x + 2)

x = 9 or -2

Step-by-step explanation:

First, we need to find factors of 18 that add up to -7

Factors of 18:

1 and 18

2 and 9

3 and 6

Add/Subtract them to have a total sum of -7

18 - 1 = 17 ...... 1 - 18 = -17     (not -7)

9 - 2 = 7 ........ 2 - 9 = -7       (sum of -7)

6 - 3 = 3 ......... 3 - 6 = -3 .    (not -7)

Hence the numbers that would go in the brackets would be -9 and 2

(x - 9)(x + 2)

x² - 7x - 18

Answer:

(x-9)(x+2)

Step-by-step explanation:

The first term is the product of two x's being multiplied together. the second term (-7x) is the sum of the two numbers. -18 (the third term)  is the product of those numbers.

Think: what two numbers will add up to -7 and multiply to -18

Those numbers are -9 and 2

Now, this is a quadratic trinomial, and you factor these kinds of equations like this: (x+a)(x+b) (a and b as placeholders for actual numbers)

Now, plug -9 and 2 in

(x-9)(x+2)

Hope this helps!

You are working as a cashier. You start with $500 in your cash register and the money in the cash register increases by $1000 each hour. Given: f(x) = 1000x +500 Part A Solve for x when f(x) = 2000 Part B What does the solution mean in context?

Answers

Answer:

The answer is below

Step-by-step explanation:

A linear function is given as y = mx + b, where y is a dependent variable, x is an independent variable, m is the rate of change and b is the initial value of y (that is when x = 0).

Let x represent the number of hours and f(x) the amount of money in the cash register. Given that the cash register increases by $1000 each hour and the initial value of money in the cash register is $500. hence:

f(x) = 1000x + 500

a) At f(x) = 2000

2000 = 1000x + 500

1000x = 1500

x = 1500/1000

x = 1.5 hours

b) This means that after 1.5 hours, the amount of money in the cash register is $2000

Neeed help ASAP plz

Answers

Answer:

Step-by-step explanation:

you have to look at what you r measuring and measure all the others way on how to masseur it

The library has a ratio of books, 5 out of every 7 book is a fiction book. If there are 210
books in the library, how many books are fiction books? **Number only**
Your answer

Answers

Answer:

150

Step-by-step explanation:

7 x 30 = 210

5 x 30 = 150

Sorry I couldn't explain more, But i hope this helps!

CAN SOME PLEASE HELP ME I BADLY NEED THE SOLUTION AND THE ASNWER. ASAP

Answers

Answer:

What is the question?

Step-by-step explanation:

Answer:

What do you need help in

Step-by-step explanation:

-2-(-6) please help

Answers

Answer:

4

Step-by-step explanation:

-2 - (-6) = -2 + 6-2 + 6 = 4

I hope this helps!

Answer:

4

Step-by-step explanation:

‒2(‒6)=‒2+6

=4

hope will helps you

Julius sprinted 68 meters. Reece sprinted diagonally across a diagonal field that measures 16 meters by 63 meters. Who sprinted a longer distance, and by how many meters?

Answers

Answer:

Step-by-step explanation:

The answer will surprise you. My guess, before doing it, is Reece went further than Julius.

Reece

distance = sqrt(16^2 + 63^2)

distance = sqrt(256 + 3969)

distance = sqrt(4225)

distance = 65

Looks like I have to eat humble pie. The answer is that Julius went 3 meters further than Reece.

Answer:

hello my child who also loves soobin

y e s a brainly admin will prob delete this but for now stan kpop

Step-by-step explanation:

dadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadadada

If 1 + 2k = k, then 2k=

Answers

Answer:

-2

Step-by-step explanation:

I am not sure but its ans may be -2

Probably -2 I thinkkkk

a dolphin pool has a circumference of 38m. what is the area, to the nearest meter?

Answers

Answer:

hsjdnbd dmkdjnf

Step-by-step explanation:

atep by step

Which of the following is a solution to 4sinx 1-0? A A. 30 O B. 60° OC 90 D. 120​

Answers

Answer:

Answer:

A)cosx(4sinx-1)=0

Step-by-step explanation:

The given equation is

We equate everything to zero to get:

Use the double angle property, to get:

This implies that:

The correct answer is A

Step-by-step explanation:

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