15-3n=4n-6

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Solution for 15-3n=4n-6 equation:


Simplifying
15 + -3n = 4n + -6

Reorder the terms:
15 + -3n = -6 + 4n

Solving
15 + -3n = -6 + 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.
15 + -3n + -4n = -6 + 4n + -4n

Combine like terms: -3n + -4n = -7n
15 + -7n = -6 + 4n + -4n

Combine like terms: 4n + -4n = 0
15 + -7n = -6 + 0
15 + -7n = -6

Add '-15' to each side of the equation.
15 + -15 + -7n = -6 + -15

Combine like terms: 15 + -15 = 0
0 + -7n = -6 + -15
-7n = -6 + -15

Combine like terms: -6 + -15 = -21
-7n = -21

Divide each side by '-7'.
n = 3

Simplifying
n = 3

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