8x+x-1=x+7

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Solution for 8x+x-1=x+7 equation: 



8x+x-1=x+7

We move all terms to the left:

8x+x-1-(x+7)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

9x-x-7-1=0

We add all the numbers together, and all the variables

8x-8=0

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

8x=8

x=8/8

x=1

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