9b+7-b=71

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Solution for 9b+7-b=71 equation:


Simplifying
9b + 7 + -1b = 71

Reorder the terms:
7 + 9b + -1b = 71

Combine like terms: 9b + -1b = 8b
7 + 8b = 71

Solving
7 + 8b = 71

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + 8b = 71 + -7

Combine like terms: 7 + -7 = 0
0 + 8b = 71 + -7
8b = 71 + -7

Combine like terms: 71 + -7 = 64
8b = 64

Divide each side by '8'.
b = 8

Simplifying
b = 8

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