7a-6=78

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Solution for 7a-6=78 equation:



7a-6=78
We move all terms to the left:
7a-6-(78)=0
We add all the numbers together, and all the variables
7a-84=0
We move all terms containing a to the left, all other terms to the right
7a=84
a=84/7
a=12

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