-7x-78=77-2x

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Solution for -7x-78=77-2x equation: 



-7x-78=77-2x

We move all terms to the left:

-7x-78-(77-2x)=0

We add all the numbers together, and all the variables

-7x-(-2x+77)-78=0

We get rid of parentheses

-7x+2x-77-78=0

We add all the numbers together, and all the variables

-5x-155=0

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

-5x=155

x=155/-5

x=-31

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