7b-7-9b=-15*

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Solution for 7b-7-9b=-15* equation: 



7b-7-9b=-15*

We move all terms to the left:

7b-7-9b-(-15*)=0

We add all the numbers together, and all the variables

7b-9b-7-0=0

We add all the numbers together, and all the variables

-2b-7=0

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

-2b=7

b=7/-2

b=-3+1/2

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