-19b+18+12b=-8+5(-5b-20)

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Solution for -19b+18+12b=-8+5(-5b-20) equation:


Simplifying
-19b + 18 + 12b = -8 + 5(-5b + -20)

Reorder the terms:
18 + -19b + 12b = -8 + 5(-5b + -20)

Combine like terms: -19b + 12b = -7b
18 + -7b = -8 + 5(-5b + -20)

Reorder the terms:
18 + -7b = -8 + 5(-20 + -5b)
18 + -7b = -8 + (-20 * 5 + -5b * 5)
18 + -7b = -8 + (-100 + -25b)

Combine like terms: -8 + -100 = -108
18 + -7b = -108 + -25b

Solving
18 + -7b = -108 + -25b

Solving for variable 'b'.

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

Add '25b' to each side of the equation.
18 + -7b + 25b = -108 + -25b + 25b

Combine like terms: -7b + 25b = 18b
18 + 18b = -108 + -25b + 25b

Combine like terms: -25b + 25b = 0
18 + 18b = -108 + 0
18 + 18b = -108

Add '-18' to each side of the equation.
18 + -18 + 18b = -108 + -18

Combine like terms: 18 + -18 = 0
0 + 18b = -108 + -18
18b = -108 + -18

Combine like terms: -108 + -18 = -126
18b = -126

Divide each side by '18'.
b = -7

Simplifying
b = -7

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