-4(b-3)=

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Solution for -4(b-3)= equation: 


Simplifying
-4(b + -3) = 0

Reorder the terms:
-4(-3 + b) = 0
(-3 * -4 + b * -4) = 0
(12 + -4b) = 0

Solving
12 + -4b = 0

Solving for variable 'b'.

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

Add '-12' to each side of the equation.
12 + -12 + -4b = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4b = 0 + -12
-4b = 0 + -12

Combine like terms: 0 + -12 = -12
-4b = -12

Divide each side by '-4'.
b = 3

Simplifying
b = 3

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