x+9+7x-1=72

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Solution for x+9+7x-1=72 equation: 



x+9+7x-1=72

We move all terms to the left:

x+9+7x-1-(72)=0

We add all the numbers together, and all the variables

8x-64=0

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

8x=64

x=64/8

x=8

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