3a-2=-7

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Solution for 3a-2=-7 equation: 



3a-2=-7

We move all terms to the left:

3a-2-(-7)=0

We add all the numbers together, and all the variables

3a+5=0

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

3a=-5

a=-5/3

a=-1+2/3

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