15-3b+b=23

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Solution for 15-3b+b=23 equation: 


Simplifying
15 + -3b + b = 23

Combine like terms: -3b + b = -2b
15 + -2b = 23

Solving
15 + -2b = 23

Solving for variable 'b'.

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

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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