-5(b-2)=31+2b

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Solution for -5(b-2)=31+2b equation:


Simplifying
-5(b + -2) = 31 + 2b

Reorder the terms:
-5(-2 + b) = 31 + 2b
(-2 * -5 + b * -5) = 31 + 2b
(10 + -5b) = 31 + 2b

Solving
10 + -5b = 31 + 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.
10 + -5b + -2b = 31 + 2b + -2b

Combine like terms: -5b + -2b = -7b
10 + -7b = 31 + 2b + -2b

Combine like terms: 2b + -2b = 0
10 + -7b = 31 + 0
10 + -7b = 31

Add '-10' to each side of the equation.
10 + -10 + -7b = 31 + -10

Combine like terms: 10 + -10 = 0
0 + -7b = 31 + -10
-7b = 31 + -10

Combine like terms: 31 + -10 = 21
-7b = 21

Divide each side by '-7'.
b = -3

Simplifying
b = -3

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