8a-15=-3a

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Solution for 8a-15=-3a equation: 



8a-15=-3a

We move all terms to the left:

8a-15-(-3a)=0

We get rid of parentheses

8a+3a-15=0

We add all the numbers together, and all the variables

11a-15=0

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

11a=15

a=15/11

a=1+4/11

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