15+5b=90

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Solution for 15+5b=90 equation: 


Simplifying
15 + 5b = 90

Solving
15 + 5b = 90

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 + 5b = 90 + -15

Combine like terms: 15 + -15 = 0
0 + 5b = 90 + -15
5b = 90 + -15

Combine like terms: 90 + -15 = 75
5b = 75

Divide each side by '5'.
b = 15

Simplifying
b = 15

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