3(4n+5)-2n=5(n-6)

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Solution for 3(4n+5)-2n=5(n-6) equation:


Simplifying
3(4n + 5) + -2n = 5(n + -6)

Reorder the terms:
3(5 + 4n) + -2n = 5(n + -6)
(5 * 3 + 4n * 3) + -2n = 5(n + -6)
(15 + 12n) + -2n = 5(n + -6)

Combine like terms: 12n + -2n = 10n
15 + 10n = 5(n + -6)

Reorder the terms:
15 + 10n = 5(-6 + n)
15 + 10n = (-6 * 5 + n * 5)
15 + 10n = (-30 + 5n)

Solving
15 + 10n = -30 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
15 + 10n + -5n = -30 + 5n + -5n

Combine like terms: 10n + -5n = 5n
15 + 5n = -30 + 5n + -5n

Combine like terms: 5n + -5n = 0
15 + 5n = -30 + 0
15 + 5n = -30

Add '-15' to each side of the equation.
15 + -15 + 5n = -30 + -15

Combine like terms: 15 + -15 = 0
0 + 5n = -30 + -15
5n = -30 + -15

Combine like terms: -30 + -15 = -45
5n = -45

Divide each side by '5'.
n = -9

Simplifying
n = -9

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