285=40+3.50n

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Solution for 285=40+3.50n equation:


Simplifying
285 = 40 + 3.50n

Solving
285 = 40 + 3.50n

Solving for variable 'n'.

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

Add '-3.50n' to each side of the equation.
285 + -3.50n = 40 + 3.50n + -3.50n

Combine like terms: 3.50n + -3.50n = 0.00
285 + -3.50n = 40 + 0.00
285 + -3.50n = 40

Add '-285' to each side of the equation.
285 + -285 + -3.50n = 40 + -285

Combine like terms: 285 + -285 = 0
0 + -3.50n = 40 + -285
-3.50n = 40 + -285

Combine like terms: 40 + -285 = -245
-3.50n = -245

Divide each side by '-3.50'.
n = 70

Simplifying
n = 70

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