7-5a=3a-9

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Solution for 7-5a=3a-9 equation: 



7-5a=3a-9

We move all terms to the left:

7-5a-(3a-9)=0

We get rid of parentheses

-5a-3a+9+7=0

We add all the numbers together, and all the variables

-8a+16=0

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

-8a=-16

a=-16/-8

a=+2

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