7a+4=9a-32

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Solution for 7a+4=9a-32 equation: 



7a+4=9a-32

We move all terms to the left:

7a+4-(9a-32)=0

We get rid of parentheses

7a-9a+32+4=0

We add all the numbers together, and all the variables

-2a+36=0

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

-2a=-36

a=-36/-2

a=+18

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