-12=4(-1-2n)+4(1-n)

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Solution for -12=4(-1-2n)+4(1-n) equation:


Simplifying
-12 = 4(-1 + -2n) + 4(1 + -1n)
-12 = (-1 * 4 + -2n * 4) + 4(1 + -1n)
-12 = (-4 + -8n) + 4(1 + -1n)
-12 = -4 + -8n + (1 * 4 + -1n * 4)
-12 = -4 + -8n + (4 + -4n)

Reorder the terms:
-12 = -4 + 4 + -8n + -4n

Combine like terms: -4 + 4 = 0
-12 = 0 + -8n + -4n
-12 = -8n + -4n

Combine like terms: -8n + -4n = -12n
-12 = -12n

Solving
-12 = -12n

Solving for variable 'n'.

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

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

Combine like terms: -12n + 12n = 0
-12 + 12n = 0

Add '12' to each side of the equation.
-12 + 12 + 12n = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 12n = 0 + 12
12n = 0 + 12

Combine like terms: 0 + 12 = 12
12n = 12

Divide each side by '12'.
n = 1

Simplifying
n = 1

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