15=5b

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Solution for 15=5b equation:


Simplifying
15 = 5b

Solving
15 = 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
15 + -5b = 5b + -5b

Combine like terms: 5b + -5b = 0
15 + -5b = 0

Add '-15' to each side of the equation.
15 + -15 + -5b = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -5b = 0 + -15
-5b = 0 + -15

Combine like terms: 0 + -15 = -15
-5b = -15

Divide each side by '-5'.
b = 3

Simplifying
b = 3

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