4a+8=-3a+9

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Solution for 4a+8=-3a+9 equation: 



4a+8=-3a+9

We move all terms to the left:

4a+8-(-3a+9)=0

We get rid of parentheses

4a+3a-9+8=0

We add all the numbers together, and all the variables

7a-1=0

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

7a=1

a=1/7

a=1/7

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