7x-8=9x+30

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Solution for 7x-8=9x+30 equation: 



7x-8=9x+30

We move all terms to the left:

7x-8-(9x+30)=0

We get rid of parentheses

7x-9x-30-8=0

We add all the numbers together, and all the variables

-2x-38=0

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

-2x=38

x=38/-2

x=-19

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