9+4a=7a+3

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Solution for 9+4a=7a+3 equation: 



9+4a=7a+3

We move all terms to the left:

9+4a-(7a+3)=0

We get rid of parentheses

4a-7a-3+9=0

We add all the numbers together, and all the variables

-3a+6=0

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

-3a=-6

a=-6/-3

a=+2

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