7x=-8+9x

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



7x=-8+9x

We move all terms to the left:

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

We add all the numbers together, and all the variables

7x-(9x-8)=0

We get rid of parentheses

7x-9x+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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