405=25n-80

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Solution for 405=25n-80 equation:


Simplifying
405 = 25n + -80

Reorder the terms:
405 = -80 + 25n

Solving
405 = -80 + 25n

Solving for variable 'n'.

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

Add '-25n' to each side of the equation.
405 + -25n = -80 + 25n + -25n

Combine like terms: 25n + -25n = 0
405 + -25n = -80 + 0
405 + -25n = -80

Add '-405' to each side of the equation.
405 + -405 + -25n = -80 + -405

Combine like terms: 405 + -405 = 0
0 + -25n = -80 + -405
-25n = -80 + -405

Combine like terms: -80 + -405 = -485
-25n = -485

Divide each side by '-25'.
n = 19.4

Simplifying
n = 19.4

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