6a+12=a-87

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Solution for 6a+12=a-87 equation: 



6a+12=a-87

We move all terms to the left:

6a+12-(a-87)=0

We get rid of parentheses

6a-a+87+12=0

We add all the numbers together, and all the variables

5a+99=0

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

5a=-99

a=-99/5

a=-19+4/5

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