-9=-(1-2n)+3(n-1)

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Solution for -9=-(1-2n)+3(n-1) equation:


Simplifying
-9 = -1(1 + -2n) + 3(n + -1)
-9 = (1 * -1 + -2n * -1) + 3(n + -1)
-9 = (-1 + 2n) + 3(n + -1)

Reorder the terms:
-9 = -1 + 2n + 3(-1 + n)
-9 = -1 + 2n + (-1 * 3 + n * 3)
-9 = -1 + 2n + (-3 + 3n)

Reorder the terms:
-9 = -1 + -3 + 2n + 3n

Combine like terms: -1 + -3 = -4
-9 = -4 + 2n + 3n

Combine like terms: 2n + 3n = 5n
-9 = -4 + 5n

Solving
-9 = -4 + 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.
-9 + -5n = -4 + 5n + -5n

Combine like terms: 5n + -5n = 0
-9 + -5n = -4 + 0
-9 + -5n = -4

Add '9' to each side of the equation.
-9 + 9 + -5n = -4 + 9

Combine like terms: -9 + 9 = 0
0 + -5n = -4 + 9
-5n = -4 + 9

Combine like terms: -4 + 9 = 5
-5n = 5

Divide each side by '-5'.
n = -1

Simplifying
n = -1

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