4b+7=b-5

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Solution for 4b+7=b-5 equation: 



4b+7=b-5

We move all terms to the left:

4b+7-(b-5)=0

We get rid of parentheses

4b-b+5+7=0

We add all the numbers together, and all the variables

3b+12=0

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

3b=-12

b=-12/3

b=-4

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