7a+5=9a-3

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



7a+5=9a-3

We move all terms to the left:

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

We get rid of parentheses

7a-9a+3+5=0

We add all the numbers together, and all the variables

-2a+8=0

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

-2a=-8

a=-8/-2

a=+4

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