-3b=7+4b

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Solution for -3b=7+4b equation:



-3b=7+4b
We move all terms to the left:
-3b-(7+4b)=0
We add all the numbers together, and all the variables
-3b-(4b+7)=0
We get rid of parentheses
-3b-4b-7=0
We add all the numbers together, and all the variables
-7b-7=0
We move all terms containing b to the left, all other terms to the right
-7b=7
b=7/-7
b=-1

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