7b+4=b-4

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Solution for 7b+4=b-4 equation: 



7b+4=b-4

We move all terms to the left:

7b+4-(b-4)=0

We get rid of parentheses

7b-b+4+4=0

We add all the numbers together, and all the variables

6b+8=0

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

6b=-8

b=-8/6

b=-1+1/3

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