4-7a=8a+7

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Solution for 4-7a=8a+7 equation: 



4-7a=8a+7

We move all terms to the left:

4-7a-(8a+7)=0

We get rid of parentheses

-7a-8a-7+4=0

We add all the numbers together, and all the variables

-15a-3=0

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

-15a=3

a=3/-15

a=-1/5

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