-9+7b=8b-7

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Solution for -9+7b=8b-7 equation:


Simplifying
-9 + 7b = 8b + -7

Reorder the terms:
-9 + 7b = -7 + 8b

Solving
-9 + 7b = -7 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
-9 + 7b + -8b = -7 + 8b + -8b

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

Combine like terms: 8b + -8b = 0
-9 + -1b = -7 + 0
-9 + -1b = -7

Add '9' to each side of the equation.
-9 + 9 + -1b = -7 + 9

Combine like terms: -9 + 9 = 0
0 + -1b = -7 + 9
-1b = -7 + 9

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

Divide each side by '-1'.
b = -2

Simplifying
b = -2

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