2n-12=15n-129

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Solution for 2n-12=15n-129 equation:


Simplifying
2n + -12 = 15n + -129

Reorder the terms:
-12 + 2n = 15n + -129

Reorder the terms:
-12 + 2n = -129 + 15n

Solving
-12 + 2n = -129 + 15n

Solving for variable 'n'.

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

Add '-15n' to each side of the equation.
-12 + 2n + -15n = -129 + 15n + -15n

Combine like terms: 2n + -15n = -13n
-12 + -13n = -129 + 15n + -15n

Combine like terms: 15n + -15n = 0
-12 + -13n = -129 + 0
-12 + -13n = -129

Add '12' to each side of the equation.
-12 + 12 + -13n = -129 + 12

Combine like terms: -12 + 12 = 0
0 + -13n = -129 + 12
-13n = -129 + 12

Combine like terms: -129 + 12 = -117
-13n = -117

Divide each side by '-13'.
n = 9

Simplifying
n = 9

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