9b+11=2b-10

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Solution for 9b+11=2b-10 equation:


Simplifying
9b + 11 = 2b + -10

Reorder the terms:
11 + 9b = 2b + -10

Reorder the terms:
11 + 9b = -10 + 2b

Solving
11 + 9b = -10 + 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.
11 + 9b + -2b = -10 + 2b + -2b

Combine like terms: 9b + -2b = 7b
11 + 7b = -10 + 2b + -2b

Combine like terms: 2b + -2b = 0
11 + 7b = -10 + 0
11 + 7b = -10

Add '-11' to each side of the equation.
11 + -11 + 7b = -10 + -11

Combine like terms: 11 + -11 = 0
0 + 7b = -10 + -11
7b = -10 + -11

Combine like terms: -10 + -11 = -21
7b = -21

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

Simplifying
b = -3

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