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-75=0

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

5a=75

a=75/5

a=15

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