3(-4n+5)=-7-n

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Solution for 3(-4n+5)=-7-n equation:


Simplifying
3(-4n + 5) = -7 + -1n

Reorder the terms:
3(5 + -4n) = -7 + -1n
(5 * 3 + -4n * 3) = -7 + -1n
(15 + -12n) = -7 + -1n

Solving
15 + -12n = -7 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
15 + -12n + n = -7 + -1n + n

Combine like terms: -12n + n = -11n
15 + -11n = -7 + -1n + n

Combine like terms: -1n + n = 0
15 + -11n = -7 + 0
15 + -11n = -7

Add '-15' to each side of the equation.
15 + -15 + -11n = -7 + -15

Combine like terms: 15 + -15 = 0
0 + -11n = -7 + -15
-11n = -7 + -15

Combine like terms: -7 + -15 = -22
-11n = -22

Divide each side by '-11'.
n = 2

Simplifying
n = 2

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