50-3n=7n-80

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Solution for 50-3n=7n-80 equation:


Simplifying
50 + -3n = 7n + -80

Reorder the terms:
50 + -3n = -80 + 7n

Solving
50 + -3n = -80 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
50 + -3n + -7n = -80 + 7n + -7n

Combine like terms: -3n + -7n = -10n
50 + -10n = -80 + 7n + -7n

Combine like terms: 7n + -7n = 0
50 + -10n = -80 + 0
50 + -10n = -80

Add '-50' to each side of the equation.
50 + -50 + -10n = -80 + -50

Combine like terms: 50 + -50 = 0
0 + -10n = -80 + -50
-10n = -80 + -50

Combine like terms: -80 + -50 = -130
-10n = -130

Divide each side by '-10'.
n = 13

Simplifying
n = 13

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