4b+8=2b-7

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



4b+8=2b-7

We move all terms to the left:

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

We get rid of parentheses

4b-2b+7+8=0

We add all the numbers together, and all the variables

2b+15=0

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

2b=-15

b=-15/2

b=-7+1/2

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