(b+20)=(2b-50)

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Solution for (b+20)=(2b-50) equation:


Simplifying
(b + 20) = (2b + -50)

Reorder the terms:
(20 + b) = (2b + -50)

Remove parenthesis around (20 + b)
20 + b = (2b + -50)

Reorder the terms:
20 + b = (-50 + 2b)

Remove parenthesis around (-50 + 2b)
20 + b = -50 + 2b

Solving
20 + b = -50 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
20 + b + -2b = -50 + 2b + -2b

Combine like terms: b + -2b = -1b
20 + -1b = -50 + 2b + -2b

Combine like terms: 2b + -2b = 0
20 + -1b = -50 + 0
20 + -1b = -50

Add '-20' to each side of the equation.
20 + -20 + -1b = -50 + -20

Combine like terms: 20 + -20 = 0
0 + -1b = -50 + -20
-1b = -50 + -20

Combine like terms: -50 + -20 = -70
-1b = -70

Divide each side by '-1'.
b = 70

Simplifying
b = 70

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