-10b+21+19b-8-b=

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Solution for -10b+21+19b-8-b= equation:


Simplifying
-10b + 21 + 19b + -8 + -1b = 0

Reorder the terms:
21 + -8 + -10b + 19b + -1b = 0

Combine like terms: 21 + -8 = 13
13 + -10b + 19b + -1b = 0

Combine like terms: -10b + 19b = 9b
13 + 9b + -1b = 0

Combine like terms: 9b + -1b = 8b
13 + 8b = 0

Solving
13 + 8b = 0

Solving for variable 'b'.

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

Add '-13' to each side of the equation.
13 + -13 + 8b = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 8b = 0 + -13
8b = 0 + -13

Combine like terms: 0 + -13 = -13
8b = -13

Divide each side by '8'.
b = -1.625

Simplifying
b = -1.625

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