4a-7a=3a-9

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



4a-7a=3a-9

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-3a-3a+9=0

We add all the numbers together, and all the variables

-6a+9=0

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

-6a=-9

a=-9/-6

a=1+1/2

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