simplify6(x - 3) = -42.

Answers

Answer 1

Answer:

x = -4

Step-by-step explanation:

First Expand :

6(x - 3)

= 6x - 18

Now you need to Simplify:

6x - 18 = -42

And now get the 6x by itself by doing this :

6x - 18 = -42

+18 +18

= > 6x = -24

And 6 x 4 = 24

But 6 x -4 = -24

So :

6x/6 and -24/6

= >> x = -4


Related Questions

A cylinder has a height of 6 meters and a radius of 3 meters. What is its volume? Use ​ ≈ 3.14 and round your answer to the nearest hundredth.

Answers

Answer:

169.56 m³

Step-by-step explanation:

» Concepts

The volume of a cylinder is how much space there is inside the cylinder. The formula to find the volume is πr²h, where r = radius and h = height. Once you get the volume, you have to add <unit>³.

» Application

We are given the radius as three meters and the height as six meters; we also have to use π as 3.14. Now, we just have to plug in these values into the aforementioned formula.

» Solution

[tex]3.14*3^3*6[/tex] [tex]3.14*9*6[/tex][tex]28.26*6[/tex] [tex]169.56[/tex]

Here is the question

Answers

Answer:

D.Domain: All real numbersRange: -37

Step-by-step explanation:

f(x) = -37 it is a constant function. For any real number, the function takes the value -37.

Therefore

Domain is all real numbers

Range is only one number, -37.

Find the x- and y-intercept(s) of the line y = -5x + 8.

Answers

Answer:

x-intercept: (8/5, 0)

y-intercept: (0, 8)

Step-by-step explanation:

y = mx + b has y-intercept at b.

y = -5x + 8 has y-intercept at 8. The point is (0, 8).

The x-intercept occurs when y = 0.

-5x + 8 = 0

-5x = -8

x = 8/5

The x-intercept is 8/5, so the point is (8/5, 0).

A bag contains 4 red, 7 blue, and 3 white marbles. Find the probability of randomly picking a red marble, keeping the marble, and then picking a blue marble.

Answers

Answer:

Probability of red marble- 4/14

Probability of blue marble- 7/10

Hope this helps!

here is the picture.it is for the angles not for sure if it is a 180 degree angle?

Answers

it is a 90° angle

a = 90 - 49

a = 41

hope it helps...!!!

give that x=2 ,y=3 and z= 4 find the value of each expression.
a.4y-x

Answers

Answer:

10

Step-by-step explanation:

You just have to plug in the values :)

Since y = 3 and x = 2:

4y - x = 4(3) - 2 = 12 - 2 = 10

Answer:

10

____

[tex]\sf Part[/tex] I

⋆ [tex]\sf Given~y~and~x~are~3~and~2...[/tex]

⋆ [tex]\sf Use~the~values~to~solve[/tex]

____

[tex]\sf Part[/tex] II

[tex]4y-x\\(4y)-x\\(4*y)-x\\(4*3)-2\\= 10[/tex]

Hi, I'm struggling on level 2 for

express Express 20 cm as a fraction of 3 m. Then give the fraction in its simplest form.

Answers

Answer:

Step-by-step explanation:

we know 100 cm are in one meter,  so,  3 meters = 300 cm

then  20/300  =  20 cm  of 3 meters  , now just reduce the fraction

20/300

= 2 / 30

= 1/15

see??

the difference between two positive integers is 3. if the smaller is added to the square of the larger, the sum is 377. Find the integers

Answers

Answer:

let the smaller number be x and the larger number is y

y =x+3

x+y²=377

x+(x+3)²=377

x+(x+3)(x+3)=377

x+x²+3x+3x+9=377

x²+7x+9-377=0

x²+7x-368=0

using factorization method

check the attachments for more details

A chemical company mixes pure water with their premium antifreeze solution to create an inexpensive antifreeze mixture. The premium antifreeze solution contains 60% pure antifreeze. The company wants to obtain 240 gallons of mixture that contains 15% pure antifreeze . How many gallons of water and how many gallons of the premium antifreeze solutin must be mixed?

Answers

An equation is formed of two equal expressions. The amount of premium antifreeze and the water that should be mixed are 60 gallons and 180 gallons, respectively.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

Let the amount of premium anti-freeze solution mixed be represented by x, while the amount of water mixed be represented by y.

Since the total mixture should be 240 gallons, therefore,

x + y = 240

Solving for y,

y = 240 - x

Given the percentage of pure antifreeze, the mixture should contain is 15%. Therefore, we can write,

60%x + 0%y = 15%(240)

0.60x = 0.15(240)

x = 60 gallons

Now substitute the value of x in the first equation,

y = 240 - 60 = 180 gallons

Hence, the amount of premium antifreeze and the water that should be mixed are 60 gallons and 180 gallons, respectively.

Learn more about Equation:

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Determine the next three terms in the following sequence:
2,3,5,8,__, __, __, …
a. 13, 19, 26
b. 12, 17, 23
C. 12, 16, 20
d. 13, 17, 23
Please select the best answer from the choices provided

Answers

B. 12,17,23 is the correct answer.

round 9.955 to 1 significant figure​

Answers

The answer is 10 because 9.9 adds up to ten

P(Q) = 12/17
P(R) = 3/8
If Q and Rare independent events, find the PQ and R).

Answers

Answer:

9/34

Step-by-step explanation:

P(QnR) = P(Q) * P(R)

= 12/17 * 3/8

= 9/34

The diagram shows a square pizza box with side lengths of 16 inches. In the box is a circular pizza with a radius of 8 inches. What is the difference between the area of box and the pizza?

Answers

Answer:

54.9381 square inches

Step-by-step explanation:

Find the areas of both the square box and the circular pizza.

The equation for the area of a square is A = s^2. (or A = lw)

A = 16^2 = 256 square inches

The equation for the area of a circle is A = πr^2.

A = π(8^2) = 64π = 201.0619 square inches

Now subtract the areas.

256 - 201.0619 = 54.9381 square inches

What is the perimeter of the isosceles triangle show below? If necessary, please round to the nearest hundredth.
A. 26.64 units
B. 16 units
C. 16.64 units
D. 36.64 units


PLEASEEE I NEED THE ANSWER IMMEDIATELY

Answers

Answer:

it a 26.64 units. hope it helps

3x + y = 19 2x + y = 12 the solution of the system is , , , ,

Answers

Answer:

x plus 5 = 2/3

Step-by-step explanation:

Which data set could be represented by the box plot shown below

Answers

I would definitely say D

A balloon artist claims the probability a randomly selected balloon pops while being molded is 0.10 and that balloons pop independent of other balloons. Part A. If we select a random sample of 3 balloons, what’s the probability that all of them pop while being molded?

Answers

Answer:  0.001

Work Shown:

(0.10)^3 = (0.10)*(0.10)*(0.10) = 0.001

Answer:

0.001

Step-by-step explanation:

This can be modeled as a binomial distribution as:

There is a fixed number (n) of trialsEach trial is either a success or failureAll trials are independentThe probability of success (p) is the same in each trialThe variable is the total number of successes in the n trials

Let "success" be the balloon popping.

⇒ trials (n) = 3

⇒ probability of success (p) = 0.10

To find the probability that all 3 of the balloons pop, use the binomial distribution with x = 3:

[tex]\begin{aligned} \displaystyle P(X=x) & =\binom{n}{x} \cdot p^x \cdot (1-p)^{n-x}\\\\\implies P(X=3) & =\binom{3}{3} \cdot 0.1^3 \cdot (1-0.1)^{3-3}\\ & = 1 \cdot 0.001 \cdot 1\\ & =0.001 \end{aligned}[/tex]

What’s the answer to the question for 5z

Answers

The answer is 312
Explanation
I think it’s supposed to be 5os

The scale of a soccer field is 5cm = 7m. If the drawing has dimensions 7.5cm x 5cm, What are the actual dimensions of the soccer field?​

Answers

Answer:

35.5cm^2

Step-by-step explanation:

I believe we're talking about a rectangular. So it would be length * width or 7.5cm * 5cm = 35.5cm^2

A recipe for 1/2 dozen cookies calls for 1/4 pound of butter.
How much butter is needed to make 3 dozen cookies?

Answers

dozen = 12
half dozen = 6
3 dozen = 36

x6 the recipe, 1/4x6= 1.5lbs of butter

Find the exact values of x and y.

Answers

here is the answer of your question

please help these are two separate questions

Answers

Answer:

Question 7: 64

Step-by-step explanation:

Let me know if you need more help !!

Step-by-step explanation:

hopefully the picture uploads

-2x-11y=26;3x-y=24 I have to write it in elimination method

Answers

Answer:

x=34/5 y= -18/5

Step-by-step explanation:

check the image above since it works on fractions it will be too messy in typing

Find the area of a rectangle whose sides are 2a and 3a

Answers

Answer:

6a^2

Step-by-step explanation:

2a x 3a

a x a = a^2

2 x 3 = 6

2a x 3a = 6a^2

Answer ✍️

2a × 3a

a × a = a²

2 × 3 = 6

2a × 3a = 6a²

Step-by-step explanation:

✯Hope this helps✯

✿..๑...Ziddi girl ♡..✧

75 POINTS Need an immediate answer please brainliest will be given! A train left a station travelling to a city at 30 mph. The train traveled 1/3 of the distance at 30 mph and the remaining distance at 40 mph. Two hours later a car left the same station and traveled in the same direction to the same city. The car traveled the first 3 hours at 35 mph and the remaining distance at 51 mph. Knowing that they both reached the city at the same time, find the distance between the station and the city in terms of miles.

Answers

The value of distance between the station and the city in terms of miles which train and car travelled at interval of 2 hours is 129.6 miles.

What is the rate of speed?

The rate of speed is the rate at which the total distance is travelled in the time taken. Rate of speed can be given as,

r=d/t

Here, (d) is the distance travelled by the object and (t) is time taken but the object to cover that distance.

The train traveled 1/3 of the distance at 30 mph and the remaining distance at 40 mph. Let t is the time the train has taken to travel and x is the distance it travelled. Thus,

[tex]t=\dfrac{\dfrac{1}{3}x}{30}+\dfrac{\dfrac{2}{3}x}{40}\\t=\dfrac{x}{90}+\dfrac{x}{60}\\t=\dfrac{2x+3x}{180}\\t=\dfrac{5x}{180}\\t=\dfrac{x}{36}[/tex]

After two hour a car left the same station traveled the first 3 hours at 35 mph and the remaining distance at 51 mph. Let t is the time the car has taken to travel and x is the distance it travelled. Thus,

[tex]t+2=3+\dfrac{(x-3\times35)}{51}[/tex]

As t is same, thus put the value of t in this equation,

[tex]\dfrac{x}{36}=3-2+\dfrac{(x-3\times35)}{51}\\\dfrac{x}{36}=3-2+\dfrac{(x-3\times35)}{51}\\\dfrac{x}{36}=1+\dfrac{(x-105)}{51}\\\dfrac{x}{36}=\dfrac{(51+x-105)}{51}\\51x=36x-54\times36\\51x-36x=1944\\x=\dfrac{1944}{15}\\x=129.6[/tex]

Thus, the value of distance between the station and the city in terms of miles which train and car travelled at interval of 2 hours is 129.6 miles.

Learn more about the rate of speed here:

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Can someone solve both of these?

Answers

Answer:

4.  A.  y = -3x - 2

5.  B.  ¹/₃

Step-by-step explanation:

General form of a linear equation:   y = mx + b

(where m is the slope and b is the y-intercept)

Question 4

From inspection of the graph, the y-intercept is at y = -2

The slope is the change in y divided by the change in x, so we can see that for every change of 1 x-value, the y-value decreases by 3 units.

Therefore, the slope is -3

So the equation of the line is y = -3x - 2

Question 5

Referring to the general form of the linear equation quoted above,

for equation y = ¹/₃x + 4

slope = ¹/₃y-intercept = 4

PLEASE HELP ON QUESTION 100 POINTS WILL MARK BRAINLIEST!

Answers

Answer:

188

Step-by-step explanation:

Ive attached my work

Hope it helps, Let me know if you have any questions !

PLEASE HELP ME! Write an explicit formula for the sequence, and state whether or not it is geometric.
70, 76,82,88,... ​

Answers

Answer:

PENDULUM A pendulum swings with an arc length of 24 feet on its first swing. On each swing after the first swing, the arc length is 60% of the length of the previous swing. Draw a graph that represents the arc length after each swing.

Determine the measure of angle b, and describe the relationship between the two angles shown.
1:None of these
2:40 degrees; supplementary
3:40 degrees; complementary
4:130 degrees; complementary
5:130 degrees; supplementary

Answers

Answer:

b=130°

Step-by-step explanation:

The relationship between these two angles is about the fact that they are supplementary

i.e their sum is 180°

A textbook store sold a combined total of 445 biology and history textbooks in a week. The number of history textbooks sold was 45 less than the number of biology textbooks sold. How many textbooks of each type were sold?

Answers

Equations to use:

x = biology

y = history

x + y = 445.

x - 45 = y

Step-by-step explanation:

hope you understand..........

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