-7b-9(b-12)=-4(3b-11)

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Solution for -7b-9(b-12)=-4(3b-11) equation:


Simplifying
-7b + -9(b + -12) = -4(3b + -11)

Reorder the terms:
-7b + -9(-12 + b) = -4(3b + -11)
-7b + (-12 * -9 + b * -9) = -4(3b + -11)
-7b + (108 + -9b) = -4(3b + -11)

Reorder the terms:
108 + -7b + -9b = -4(3b + -11)

Combine like terms: -7b + -9b = -16b
108 + -16b = -4(3b + -11)

Reorder the terms:
108 + -16b = -4(-11 + 3b)
108 + -16b = (-11 * -4 + 3b * -4)
108 + -16b = (44 + -12b)

Solving
108 + -16b = 44 + -12b

Solving for variable 'b'.

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

Add '12b' to each side of the equation.
108 + -16b + 12b = 44 + -12b + 12b

Combine like terms: -16b + 12b = -4b
108 + -4b = 44 + -12b + 12b

Combine like terms: -12b + 12b = 0
108 + -4b = 44 + 0
108 + -4b = 44

Add '-108' to each side of the equation.
108 + -108 + -4b = 44 + -108

Combine like terms: 108 + -108 = 0
0 + -4b = 44 + -108
-4b = 44 + -108

Combine like terms: 44 + -108 = -64
-4b = -64

Divide each side by '-4'.
b = 16

Simplifying
b = 16

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