115=40+7.50n

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Solution for 115=40+7.50n equation:


Simplifying
115 = 40 + 7.50n

Solving
115 = 40 + 7.50n

Solving for variable 'n'.

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

Add '-7.50n' to each side of the equation.
115 + -7.50n = 40 + 7.50n + -7.50n

Combine like terms: 7.50n + -7.50n = 0.00
115 + -7.50n = 40 + 0.00
115 + -7.50n = 40

Add '-115' to each side of the equation.
115 + -115 + -7.50n = 40 + -115

Combine like terms: 115 + -115 = 0
0 + -7.50n = 40 + -115
-7.50n = 40 + -115

Combine like terms: 40 + -115 = -75
-7.50n = -75

Divide each side by '-7.50'.
n = 10

Simplifying
n = 10

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