3=-7a-2

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Solution for 3=-7a-2 equation: 



3=-7a-2

We move all terms to the left:

3-(-7a-2)=0

We get rid of parentheses

7a+2+3=0

We add all the numbers together, and all the variables

7a+5=0

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

7a=-5

a=-5/7

a=-5/7

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