-3(b-1)=18

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Solution for -3(b-1)=18 equation: 


Simplifying
-3(b + -1) = 18

Reorder the terms:
-3(-1 + b) = 18
(-1 * -3 + b * -3) = 18
(3 + -3b) = 18

Solving
3 + -3b = 18

Solving for variable 'b'.

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

Add '-3' to each side of the equation.
3 + -3 + -3b = 18 + -3

Combine like terms: 3 + -3 = 0
0 + -3b = 18 + -3
-3b = 18 + -3

Combine like terms: 18 + -3 = 15
-3b = 15

Divide each side by '-3'.
b = -5

Simplifying
b = -5

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