-3a=12-5a

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



-3a=12-5a

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-3a+5a-12=0

We add all the numbers together, and all the variables

2a-12=0

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

2a=12

a=12/2

a=6

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