31a+9=32a+2

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Solution for 31a+9=32a+2 equation: 



31a+9=32a+2

We move all terms to the left:

31a+9-(32a+2)=0

We get rid of parentheses

31a-32a-2+9=0

We add all the numbers together, and all the variables

-1a+7=0

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

-a=-7

a=-7/-1

a=+7

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