3 years ago

13x + 7 (-3x -1) = 63

Mathematics

2 answers:

lutik1710 [3]3 years ago

6 0

13x - 21x - 7 = 63
- 8x = 70
x = - 8.75

Mrac [35]3 years ago

6 0

13x+7(-3x-1)= 63

Distribute.

13x-21x-7=63

Combine like terms.

-8x-7=63

Add 7 to both sides.

-8x=70

Divide by -8.

x= -8.75

I hope this helps!
~kaikers

You might be interested in

How can I solve the following system of equations: -4x + y= 6, -5x -y =21. I know I can cancel out but I don't know where or whe

matrenka [14]

-4x + y = 6
-5x - y = 21

add both of them
-9x = 27
x = -3

(-4*-3) + y = 6
-12 + y = 6
y = 18

7 0

3 years ago

A mass weighting 64 pounds, attached to the end of a spring and stretches the spring 0.32 foot. There is no damping and no exter

scoundrel [369]

Answer:

Step-by-step explanation:

Check attachment for solution

Download pdf

8 0

3 years ago

You develop an app to help students complete their homework. To earn money, you sell advertising space on the app’s main screen.

Sergio039 [100]

Let y=total monthly income
Let x=each time app is opened
y=25+(.003x)

7 0

3 years ago

Read 2 more answers

(0,1), (1,5),(2,9), (3,13),(4,17)<br> Figure out the rule for x

Julli [10]

Answer:

where in the heck is the x tho

where is x in the equation I am hella confused and I don't understand how to help

8 0

2 years ago

I’ll give brainliest if u explain how to do those 3 no links plz:)

seraphim [82]

31.93

u low key cute too

4 0

3 years ago

Read 2 more answers