-12n+144=3n-45

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Solution for -12n+144=3n-45 equation:


Simplifying
-12n + 144 = 3n + -45

Reorder the terms:
144 + -12n = 3n + -45

Reorder the terms:
144 + -12n = -45 + 3n

Solving
144 + -12n = -45 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
144 + -12n + -3n = -45 + 3n + -3n

Combine like terms: -12n + -3n = -15n
144 + -15n = -45 + 3n + -3n

Combine like terms: 3n + -3n = 0
144 + -15n = -45 + 0
144 + -15n = -45

Add '-144' to each side of the equation.
144 + -144 + -15n = -45 + -144

Combine like terms: 144 + -144 = 0
0 + -15n = -45 + -144
-15n = -45 + -144

Combine like terms: -45 + -144 = -189
-15n = -189

Divide each side by '-15'.
n = 12.6

Simplifying
n = 12.6

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