23=9-2b

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Solution for 23=9-2b equation:


Simplifying
23 = 9 + -2b

Solving
23 = 9 + -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.
23 + 2b = 9 + -2b + 2b

Combine like terms: -2b + 2b = 0
23 + 2b = 9 + 0
23 + 2b = 9

Add '-23' to each side of the equation.
23 + -23 + 2b = 9 + -23

Combine like terms: 23 + -23 = 0
0 + 2b = 9 + -23
2b = 9 + -23

Combine like terms: 9 + -23 = -14
2b = -14

Divide each side by '2'.
b = -7

Simplifying
b = -7

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