15=23-2b

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Solution for 15=23-2b equation:


Simplifying
15 = 23 + -2b

Solving
15 = 23 + -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.
15 + 2b = 23 + -2b + 2b

Combine like terms: -2b + 2b = 0
15 + 2b = 23 + 0
15 + 2b = 23

Add '-15' to each side of the equation.
15 + -15 + 2b = 23 + -15

Combine like terms: 15 + -15 = 0
0 + 2b = 23 + -15
2b = 23 + -15

Combine like terms: 23 + -15 = 8
2b = 8

Divide each side by '2'.
b = 4

Simplifying
b = 4

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