7x-7-8x=15

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Solution for 7x-7-8x=15 equation:



7x-7-8x=15
We move all terms to the left:
7x-7-8x-(15)=0
We add all the numbers together, and all the variables
-1x-22=0
We move all terms containing x to the left, all other terms to the right
-x=22
x=22/-1
x=-22

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