7x-8+7x-8=10x+20

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Solution for 7x-8+7x-8=10x+20 equation: 



7x-8+7x-8=10x+20

We move all terms to the left:

7x-8+7x-8-(10x+20)=0

We add all the numbers together, and all the variables

14x-(10x+20)-16=0

We get rid of parentheses

14x-10x-20-16=0

We add all the numbers together, and all the variables

4x-36=0

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

4x=36

x=36/4

x=9

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