15n+12=75-4n

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Solution for 15n+12=75-4n equation:


Simplifying
15n + 12 = 75 + -4n

Reorder the terms:
12 + 15n = 75 + -4n

Solving
12 + 15n = 75 + -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
12 + 15n + 4n = 75 + -4n + 4n

Combine like terms: 15n + 4n = 19n
12 + 19n = 75 + -4n + 4n

Combine like terms: -4n + 4n = 0
12 + 19n = 75 + 0
12 + 19n = 75

Add '-12' to each side of the equation.
12 + -12 + 19n = 75 + -12

Combine like terms: 12 + -12 = 0
0 + 19n = 75 + -12
19n = 75 + -12

Combine like terms: 75 + -12 = 63
19n = 63

Divide each side by '19'.
n = 3.315789474

Simplifying
n = 3.315789474

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