-9(n+3)-9n=-3n-(3-n)+8

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Solution for -9(n+3)-9n=-3n-(3-n)+8 equation:


Simplifying
-9(n + 3) + -9n = -3n + -1(3 + -1n) + 8

Reorder the terms:
-9(3 + n) + -9n = -3n + -1(3 + -1n) + 8
(3 * -9 + n * -9) + -9n = -3n + -1(3 + -1n) + 8
(-27 + -9n) + -9n = -3n + -1(3 + -1n) + 8

Combine like terms: -9n + -9n = -18n
-27 + -18n = -3n + -1(3 + -1n) + 8
-27 + -18n = -3n + (3 * -1 + -1n * -1) + 8
-27 + -18n = -3n + (-3 + 1n) + 8

Reorder the terms:
-27 + -18n = -3 + 8 + -3n + 1n

Combine like terms: -3 + 8 = 5
-27 + -18n = 5 + -3n + 1n

Combine like terms: -3n + 1n = -2n
-27 + -18n = 5 + -2n

Solving
-27 + -18n = 5 + -2n

Solving for variable 'n'.

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

Add '2n' to each side of the equation.
-27 + -18n + 2n = 5 + -2n + 2n

Combine like terms: -18n + 2n = -16n
-27 + -16n = 5 + -2n + 2n

Combine like terms: -2n + 2n = 0
-27 + -16n = 5 + 0
-27 + -16n = 5

Add '27' to each side of the equation.
-27 + 27 + -16n = 5 + 27

Combine like terms: -27 + 27 = 0
0 + -16n = 5 + 27
-16n = 5 + 27

Combine like terms: 5 + 27 = 32
-16n = 32

Divide each side by '-16'.
n = -2

Simplifying
n = -2

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