7n+5=12n-12

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Solution for 7n+5=12n-12 equation:


Simplifying
7n + 5 = 12n + -12

Reorder the terms:
5 + 7n = 12n + -12

Reorder the terms:
5 + 7n = -12 + 12n

Solving
5 + 7n = -12 + 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.
5 + 7n + -12n = -12 + 12n + -12n

Combine like terms: 7n + -12n = -5n
5 + -5n = -12 + 12n + -12n

Combine like terms: 12n + -12n = 0
5 + -5n = -12 + 0
5 + -5n = -12

Add '-5' to each side of the equation.
5 + -5 + -5n = -12 + -5

Combine like terms: 5 + -5 = 0
0 + -5n = -12 + -5
-5n = -12 + -5

Combine like terms: -12 + -5 = -17
-5n = -17

Divide each side by '-5'.
n = 3.4

Simplifying
n = 3.4

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