7-+x=-8-x

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



7-+x=-8-x

We move all terms to the left:

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

We add all the numbers together, and all the variables

x-(-1x-8)+7-=0

We add all the numbers together, and all the variables

x-(-1x-8)=0

We get rid of parentheses

x+1x+8=0

We add all the numbers together, and all the variables

2x+8=0

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

2x=-8

x=-8/2

x=-4

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