-3x-72=48-7x

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Solution for -3x-72=48-7x equation: 



-3x-72=48-7x

We move all terms to the left:

-3x-72-(48-7x)=0

We add all the numbers together, and all the variables

-3x-(-7x+48)-72=0

We get rid of parentheses

-3x+7x-48-72=0

We add all the numbers together, and all the variables

4x-120=0

We move all terms containing x to the left, all other terms to the right

4x=120

x=120/4

x=30

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