5a-12=3a+7a=

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Solution for 5a-12=3a+7a= equation: 



5a-12=3a+7a=

We move all terms to the left:

5a-12-(3a+7a)=0

We add all the numbers together, and all the variables

5a-(+10a)-12=0

We get rid of parentheses

5a-10a-12=0

We add all the numbers together, and all the variables

-5a-12=0

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

-5a=12

a=12/-5

a=-2+2/5

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