16a+7=12a+15

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Solution for 16a+7=12a+15 equation: 



16a+7=12a+15

We move all terms to the left:

16a+7-(12a+15)=0

We get rid of parentheses

16a-12a-15+7=0

We add all the numbers together, and all the variables

4a-8=0

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

4a=8

a=8/4

a=2

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