12n+50=9n+71

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Solution for 12n+50=9n+71 equation:


Simplifying
12n + 50 = 9n + 71

Reorder the terms:
50 + 12n = 9n + 71

Reorder the terms:
50 + 12n = 71 + 9n

Solving
50 + 12n = 71 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
50 + 12n + -9n = 71 + 9n + -9n

Combine like terms: 12n + -9n = 3n
50 + 3n = 71 + 9n + -9n

Combine like terms: 9n + -9n = 0
50 + 3n = 71 + 0
50 + 3n = 71

Add '-50' to each side of the equation.
50 + -50 + 3n = 71 + -50

Combine like terms: 50 + -50 = 0
0 + 3n = 71 + -50
3n = 71 + -50

Combine like terms: 71 + -50 = 21
3n = 21

Divide each side by '3'.
n = 7

Simplifying
n = 7

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