13n-81=12n-75

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Solution for 13n-81=12n-75 equation:


Simplifying
13n + -81 = 12n + -75

Reorder the terms:
-81 + 13n = 12n + -75

Reorder the terms:
-81 + 13n = -75 + 12n

Solving
-81 + 13n = -75 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
-81 + 13n + -12n = -75 + 12n + -12n

Combine like terms: 13n + -12n = 1n
-81 + 1n = -75 + 12n + -12n

Combine like terms: 12n + -12n = 0
-81 + 1n = -75 + 0
-81 + 1n = -75

Add '81' to each side of the equation.
-81 + 81 + 1n = -75 + 81

Combine like terms: -81 + 81 = 0
0 + 1n = -75 + 81
1n = -75 + 81

Combine like terms: -75 + 81 = 6
1n = 6

Divide each side by '1'.
n = 6

Simplifying
n = 6

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