7b-7-8b=-15b

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Solution for 7b-7-8b=-15b equation:



7b-7-8b=-15b
We move all terms to the left:
7b-7-8b-(-15b)=0
We add all the numbers together, and all the variables
-1b-(-15b)-7=0
We get rid of parentheses
-1b+15b-7=0
We add all the numbers together, and all the variables
14b-7=0
We move all terms containing b to the left, all other terms to the right
14b=7
b=7/14
b=1/2

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