-108=-3(-6-7b)

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Solution for -108=-3(-6-7b) equation:


Simplifying
-108 = -3(-6 + -7b)
-108 = (-6 * -3 + -7b * -3)
-108 = (18 + 21b)

Solving
-108 = 18 + 21b

Solving for variable 'b'.

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

Add '-21b' to each side of the equation.
-108 + -21b = 18 + 21b + -21b

Combine like terms: 21b + -21b = 0
-108 + -21b = 18 + 0
-108 + -21b = 18

Add '108' to each side of the equation.
-108 + 108 + -21b = 18 + 108

Combine like terms: -108 + 108 = 0
0 + -21b = 18 + 108
-21b = 18 + 108

Combine like terms: 18 + 108 = 126
-21b = 126

Divide each side by '-21'.
b = -6

Simplifying
b = -6

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