3a+12=10a-16

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Solution for 3a+12=10a-16 equation: 



3a+12=10a-16

We move all terms to the left:

3a+12-(10a-16)=0

We get rid of parentheses

3a-10a+16+12=0

We add all the numbers together, and all the variables

-7a+28=0

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

-7a=-28

a=-28/-7

a=+4

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