-8b-12=-5(3b+8)

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Solution for -8b-12=-5(3b+8) equation:


Simplifying
-8b + -12 = -5(3b + 8)

Reorder the terms:
-12 + -8b = -5(3b + 8)

Reorder the terms:
-12 + -8b = -5(8 + 3b)
-12 + -8b = (8 * -5 + 3b * -5)
-12 + -8b = (-40 + -15b)

Solving
-12 + -8b = -40 + -15b

Solving for variable 'b'.

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

Add '15b' to each side of the equation.
-12 + -8b + 15b = -40 + -15b + 15b

Combine like terms: -8b + 15b = 7b
-12 + 7b = -40 + -15b + 15b

Combine like terms: -15b + 15b = 0
-12 + 7b = -40 + 0
-12 + 7b = -40

Add '12' to each side of the equation.
-12 + 12 + 7b = -40 + 12

Combine like terms: -12 + 12 = 0
0 + 7b = -40 + 12
7b = -40 + 12

Combine like terms: -40 + 12 = -28
7b = -28

Divide each side by '7'.
b = -4

Simplifying
b = -4

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