-9+x+7x=63

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Solution for -9+x+7x=63 equation: 



-9+x+7x=63

We move all terms to the left:

-9+x+7x-(63)=0

We add all the numbers together, and all the variables

8x-72=0

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

8x=72

x=72/8

x=9

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