9a+30=13a-2

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Solution for 9a+30=13a-2 equation: 



9a+30=13a-2

We move all terms to the left:

9a+30-(13a-2)=0

We get rid of parentheses

9a-13a+2+30=0

We add all the numbers together, and all the variables

-4a+32=0

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

-4a=-32

a=-32/-4

a=+8

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