8b-7b=2+7

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Solution for 8b-7b=2+7 equation: 


Simplifying
8b + -7b = 2 + 7

Combine like terms: 8b + -7b = 1b
1b = 2 + 7

Combine like terms: 2 + 7 = 9
1b = 9

Solving
1b = 9

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Divide each side by '1'.
b = 9

Simplifying
b = 9

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