7b=-9-2b

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Solution for 7b=-9-2b equation:



7b=-9-2b
We move all terms to the left:
7b-(-9-2b)=0
We add all the numbers together, and all the variables
7b-(-2b-9)=0
We get rid of parentheses
7b+2b+9=0
We add all the numbers together, and all the variables
9b+9=0
We move all terms containing b to the left, all other terms to the right
9b=-9
b=-9/9
b=-1

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