4(b+20)-12=16

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Solution for 4(b+20)-12=16 equation: 


Simplifying
4(b + 20) + -12 = 16

Reorder the terms:
4(20 + b) + -12 = 16
(20 * 4 + b * 4) + -12 = 16
(80 + 4b) + -12 = 16

Reorder the terms:
80 + -12 + 4b = 16

Combine like terms: 80 + -12 = 68
68 + 4b = 16

Solving
68 + 4b = 16

Solving for variable 'b'.

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

Add '-68' to each side of the equation.
68 + -68 + 4b = 16 + -68

Combine like terms: 68 + -68 = 0
0 + 4b = 16 + -68
4b = 16 + -68

Combine like terms: 16 + -68 = -52
4b = -52

Divide each side by '4'.
b = -13

Simplifying
b = -13

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