7x+4=-8+3x+20

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Solution for 7x+4=-8+3x+20 equation: 



7x+4=-8+3x+20

We move all terms to the left:

7x+4-(-8+3x+20)=0

We add all the numbers together, and all the variables

7x-(3x+12)+4=0

We get rid of parentheses

7x-3x-12+4=0

We add all the numbers together, and all the variables

4x-8=0

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

4x=8

x=8/4

x=2

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