What’s the answer to
This linear equation3(x+4)-2=16

Answers

Answer 1

9514 1404 393

Answer:

  x = 2

Step-by-step explanation:

This linear equation has 1 answer. It can be found by working backward through the operations that are performed on the variable. Those are ...

4 is addedthe sum is multiplied by 3the product has 2 subtracted

We can "undo" the last of these by adding 2 to both sides of the equation.

  3(x +4) = 18

Undo the multiplication by 3 by dividing both sides by 3.

  x +4 = 6

Undo the addition of 4 by adding -4.

  x = 2 . . . . . the solution

__

Check

Put 2 in the equation where x is and see if it is true.

  3(2 +4) -2 = 16

  3(6) -2 = 16

  18 -2 = 16 . . . . . true


Related Questions

Help me with this pls

Answers

Answer:

A. 6x+12x+90=180

Step-by-step explanation:

to find x they must all add up to 180 degrees

There are 1,039 souvenir paperweights that need to be packed in boxes. Each box will hold 12 paperweights. How many boxes will be needed?

Answers

1,038/12= 86.5833333 86x12=1,032
1,039-1,032=7 left over So you’ll need 87 boxes
1039/12=86.5
87 boxes needed

12+6 over N
What is the value of when N= 2?
A.6
B.9
C.12
D.18

Answers

Answer:

thank you to your question i dont know if my

answer is correct this is my answer letter B

Divide 13 apples among 4 friends

Answers

Answer:

Each friend gets 3 1/4 apple

Step-by-step explanation:

13 divided by 4 simplified is 12 divided by 4 is 3 and 1 divided by 4 is .25 or 1/4

Answer:

3.25

Step-by-step explanation:

provide the parallel and perpendicular slopes to the slope m=-1/2​

Answers

Answer:

Step-by-step explanation:

Simplify: (x + 7)(x-4)
A. 2r +3
B. 12-28
C. x2-3x - 28
D. x2 + 3x - 28

Answers

Answer:

(x + 7)(x - 4) = x2 - 4x + 7x - 28 = x2 + 3x - 28

The snake population on an island is declining at a rate of 2.7% per year. The population was 6000 in the year 2009.

What is the best prediction of the snake population in the year 2014?

Enter your answer, rounded to the nearest integer, in the box.

The snake population will be....?

Answers

Answer:

5190

Step-by-step explanation:

2.7% of 6000 is 162.

There is a 5 year span between 2009 and 2014.

So just subtract 162 from 6000 5 times, or multiply 162 by 5, then subtract that from 6000.

Hope It Helps!

what is the equation of the line that passes through point(-5,-3) and has a slope of -1​

Answers

Answer:

y = -1x -2

Step-by-step explanation:

Just doing it in my head so im only like 90% sure edit: okay just checked my work and ya its y= -1x -2 :)

In this problem, we will be using the point-slope formula.

y - y₁ = m(x - x₁)

The point we are given, (-5, -3), represents (x₁, y₁) in the formula

and our slope which in this case is -1 represents our m.

Now let's plug all our information into the point-slope formula.

So we have y + 3 = -1(x + 5).

Remember that minus a negative means plus a positive

which is why I changed y - (-3) to y + 3 and the same for the x + 5.

So we have y + 3 = -1(x + 5).

Now distribute the -1 to get y + 3 = -x - 5

Now move the 3 to the right side by subtracting 3 to get y = -x - 8.

Now add x to both sides to get x + y = -8.

So the equation of this line in standard form is x + y = -8.

I need a explanation plz. Doesn't have to be perfect.

Answers

They arrive at the same answer because Jenna used the distributive property while Mia used the order of operations PEMDAS. In a lot of aspects of math, there are many approaches to reach the same answer.

Jenna's approach makes more sense, in my opinion, because when we multiply large numbers we're going to use the distributive property anyway. So why not just have it written down instead of done mentally in our head.

As a visual way to see why this works, check out the diagram below. We have a rectangle with height 5. The length of 34 is broken up into 30 and 4, so 34 = 30+4.

The blue portion has area of 5*30 = 150, while the red portion has area of 5*4 = 20. The two regions combine to 150+20 = 170.

So this diagram shows why Jenna's method is valid. Mia's method is valid as well, but again, we'll use some form of the distributive property to multiply 5 and 34. The only advantage that Mia has is that she uses one less written step compared to Jenna.

Kendra walks from a park located at (-4, -3) to her house at (-4, 5). How far did she walk?

Answers

-2 or 2 units to the south

Reflections DO NOT preserve __________. This means the preimage (original) and the image(new) are NOT FACING the same way.

A. orientation
B. congruence
C. symmetry
D. equilateral​

Answers

It c okokokokokokokokokok

Which is the same as 15.39 ÷ 100?

a. 1,539 × 100
b. 153.9 ÷ 10
c. 1.539 ÷ 10
d. 100 ÷ 15.39

PLZZ HELP ME ASAP! (tysmm!!!)

Answers

Question :

Which is the same as 15.39 ÷ 100?

1,539 × 100153.9 ÷ 101.539 ÷ 10100÷ 15.39

Answer :

[tex]15.39 ÷ 100 = \dfrac{1539}{100} \div 100 \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \dfrac{1539}{100} \times \dfrac{1}{100} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: =\dfrac{1539}{10000} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: =\dfrac{1539}{1000 \times 10} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: =\dfrac{1539}{1000} \times \dfrac{1}{10} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: =1.539 \div 10[/tex]

Hence, c is the correct option.

its answer is c .........

a music company sells music to download, they charge $7.00 for each album and $1.50 for each song. On monday the company sold a combined total of 170 albums and the songs that totaled $442.00 on monday what was the ratio of the number of albums sold to the number of songs sold?

A. 1:4
B. 7:1
C. 5:1
D. 1:14

Answers

Answer:

1:14

Step-by-step explanation:

The ratio of the number of albums sold to the number of songs sold is 1:4.

What is Ratio?

A ratio is a comparison between two amounts that is calculated by dividing one amount by the other. The quotient a/b is referred to as the ratio between a and b if a and b are two values of the same kind and with the same units, such that b is not equal to 0. Ratios are represented by the colon symbol (:). As a result, the ratio a/b has no units and is represented by the notation a: b.

Given:

Charge for one Album = $7

Each song charges = $1.5

Total Albums and songs sold = 170

and, total worth of both = $442.00

The system of Equations can be

x + y = 170

and, 7x + 1.5y = 442

Then, 7x + 1.5(170 - x) = 442

7x + 255 - 1.5x = 442

5.5x = 187

x= 34

and, y= 170- 34 = 136

So, ratio = 34 / 136

              = 1/4

Learn more about ratio here:

https://brainly.com/question/29774220

#SPJ2


Helpppp plsssssssss

Answers

Answer:

x intercept is (3,0)

y intercept is (0,-10)

At a campground, kayak rental company A charges a fixed amount of $10 plus $8 per hour for renting a one-person kayak. Company B charges a fixed amount of $6 plus $10 per hour for a one-person kayak.

Answers

Answer:

2hours

Step-by-step explanation:

Given data

Company A

charges a fixed amount of $10 plus $8 per hour

let the number of hours be x

and the total be y

y= 10+8x----------------1

Company B

charges a fixed amount of $6 plus $10 per hour for a one-person kayak.

let the number of hours be x

and the total be y

y= 6+10x----------------2

Equate 1 and 2 above

10+8x= 6+10x

collcet like terms

10-6= 10x-8x

4= 2x

x= 2hours

Hence after 2 hours the charges will be the same

There are 4 quarters in 1 dollar. The total number of dollars is a function of the number of quarters. Does this situation represent a linear or nonlinear function?

Answers

Linear because the slope will always be the same

SOLVE FOR X, WILL GIVE BRAINLIEST

Answers

Answer:

54degrees

Step-by-step explanation:

there is a similar angle that is also 54 so x must be 54 degrees

pls correct me if im wrong

Solve For X
(see picture below)

thank you!

Answers

X = 9
HJsjshsjakan s d

An item has a listed price of $50. If the sales tax rate is 9% , how much is the sales tax (in dollars)?

Answers

Answer:

$4.50

Step-by-step explanation:

50 x 0.09 = 4.5

a man walked for some distance at 8 km /h and for an equal distance at 5km/h. the total time he took was 3 whole number 1/4 hours. find the total distance he walked.

Answers

Answer:

the total distance walked is 20 km

Step-by-step explanation:

The computation of the total distance he walked is shown below:

Let us assume the total distance walked be d

Now the total time would be

Total time = (d ÷ 2) ÷ 8 +  (d ÷ 2) ÷ 5 = 3.25

d ÷ 16 + d ÷ 10 = 3.25

(5d + 8d) ÷ 80=3.25

13d = 260

d = 20 km

Hence, the total distance walked is 20 km

EASY PROBLEM AND WILL GIVE BRAINLIEST
Jesse owns a sporting goods store that sells skis and snowboards. The store earns a profit of $52 for each ski sold and a profit of $64 for each snowboard sold. If Jesse's store sells a total of 83 pairs of skis and snowboards and earns a profit of $4892 in November, how many pairs of skis and snowboards did the store sell that month

Answers

Answer:

9

Step-by-step explanation:

I multiply 52 and 83 and get 4316. 4892 - 4316 is 576. 576 divided by 64 is 9!

Answer: they sold 35 skis and 48 snowboard

Step-by-step explanation:

52 x 35 = 1820

64 x 48 = 3072

1820 + 3072 = 4892

please help find x and y

Answers

Answer:

Step-by-step explanation:

Set 5x+9 equal with  4x +17 and solve for x

Then set whatever x is equal to y+ 20 and solve and find y

Then your done

classify the following triangle

Answers

Answer:

c and f

Step-by-step explanation:

all sides are different lengths and it has a right angle

After proving ADB is congruent to CDB, how can you prove that < ADB is congruent to < CDB ?

Answers

Answer:

c hopefully this helps you

Answer:

D. CPCTC

Step-by-step explanation:

If the wholes of both triangles are congruent, then their separate parts must be congruent as well. Therefore, Congruent Parts of Congruent Triangles are Congruent.

Plssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss Help!!!

What kind of shift is represented?
[tex]f(x)=2^{x-1}[/tex]
a.) vertical shift up 1 unit
b.) vertical shift down 1 unit
c.) horizontal shift left 1 unit
d.) horizontal shift right 1 unit
e.) no shift: vertical stretch by 3

Answers

Answer:

b

Step-by-step explanation:

because the 1 is negative

The answer to this is b

You have to answer one of these questions

1.Is cereal soup? Why or why not?

2.What is the sexiest and least sex_y name?

3.What’s the best Wi-Fi name you’ve seen?

Answers

Answer:

2. kaiden (mine lol >:) ) and least would be micah

3. i’ve seen FBI truck #1 before LOL

Find the coordinates of the midpoint of a line segment with the given endpoints (14,-8), (12,-1)

Answers

Answer:

The coordinates of the midpoint of a line segment with the given endpoints (14,-8), (12,-1) are [tex]\mathbf{(13,\frac{-9}{2})}[/tex]

Step-by-step explanation:

We need to find the coordinates of the midpoint of a line segment with the given endpoints (14,-8), (12,-1)

The midpoint of line segment can be found using formula:

[tex]Midpoint=(\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})[/tex]

We have [tex]x_1=14, y_1=-8, x_2=12, y_2=-1[/tex]

Putting values and finding midpoint

[tex]Midpoint=(\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})\\Midpoint=(\frac{14+12}{2},\frac{-8-1}{2})\\Midpoint=(\frac{26}{2},\frac{-9}{2})\\Midpoint=(13,\frac{-9}{2})[/tex]

So, the coordinates of the midpoint of a line segment with the given endpoints (14,-8), (12,-1) are [tex]\mathbf{(13,\frac{-9}{2})}[/tex]

A car manufacturer determines that its profit, P, in thousands of pesos, can be modeled by the function P(x)=0.00125 x + x -3, where x represents the number of cars sold. What is the profit at x=150?

Answers

Answer:

632959.50

Step-by-step explanation:

Note. Function is corrected

Given function:

P(x) = 0.00125x^4 + x - 3

Find the value of P(x) at x = 150:

P(150) = 0.00125*150^4 + 150 - 3 = 632959.50

Please help me with this homework please from 1 to 4 and the check

Answers

Answer:

1. x=1

2. y=5

3. m=-6

4. z=3

Step-by-step explanation:

Answer:

I don't know because i am doing math along the way to solve answer.

Step-by-step explanation:

4x+8=2x+10

4x-2x+8=10

2x=10-8

2x=2  

x=1 ANSWER FOR 1

2.)

Same thing as 1.

9y-3=6y+12

3y=15

Divide both by 3 and you get

y=5 Answer For 2

________________________

3.)

8m+4=4m-20

4m=-24

m=-6 Answer For 3

_________________________

4.)

11z-14=5z+4

6z=18

z=3 Answer for 4

30 POINTS REAL ANSWERS ONLY
If a horizontal line is translated six units to the left, which of the following is true?

The new line has a different y-intercept but the same slope.


The new line has a different slope but the same y-intercept.


The original line and the new line are parallel.


The original line and the new line are the same.

Answers

Answer:

The original line and new line are the same.

Step-by-step explanation:

Lines have infinite length. Translating a horizontal line to the right or left will give the same line.

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