9x+-8=7x-8

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Solution for 9x+-8=7x-8 equation: 



9x+-8=7x-8

We move all terms to the left:

9x+-8-(7x-8)=0

We add all the numbers together, and all the variables

9x-(7x-8)=0

We get rid of parentheses

9x-7x+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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