2+8a+4=7a-2

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Solution for 2+8a+4=7a-2 equation: 



2+8a+4=7a-2

We move all terms to the left:

2+8a+4-(7a-2)=0

We add all the numbers together, and all the variables

8a-(7a-2)+6=0

We get rid of parentheses

8a-7a+2+6=0

We add all the numbers together, and all the variables

a+8=0

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

a=-8

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