85+b=100

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Solution for 85+b=100 equation: 


Simplifying
85 + b = 100

Solving
85 + b = 100

Solving for variable 'b'.

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

Add '-85' to each side of the equation.
85 + -85 + b = 100 + -85

Combine like terms: 85 + -85 = 0
0 + b = 100 + -85
b = 100 + -85

Combine like terms: 100 + -85 = 15
b = 15

Simplifying
b = 15

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