3a+5=-12

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Solution for 3a+5=-12 equation: 



3a+5=-12

We move all terms to the left:

3a+5-(-12)=0

We add all the numbers together, and all the variables

3a+17=0

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

3a=-17

a=-17/3

a=-5+2/3

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