-4+2a=-3a-12

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Solution for -4+2a=-3a-12 equation: 



-4+2a=-3a-12

We move all terms to the left:

-4+2a-(-3a-12)=0

We get rid of parentheses

2a+3a+12-4=0

We add all the numbers together, and all the variables

5a+8=0

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

5a=-8

a=-8/5

a=-1+3/5

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