-a+7=8

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Solution for -a+7=8 equation:



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

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