a=-7a+4

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Solution for a=-7a+4 equation: 



a=-7a+4

We move all terms to the left:

a-(-7a+4)=0

We get rid of parentheses

a+7a-4=0

We add all the numbers together, and all the variables

8a-4=0

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

8a=4

a=4/8

a=1/2

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