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

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


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

Reorder the terms:
-1 + -4 + -1n = -2(n + -1)

Combine like terms: -1 + -4 = -5
-5 + -1n = -2(n + -1)

Reorder the terms:
-5 + -1n = -2(-1 + n)
-5 + -1n = (-1 * -2 + n * -2)
-5 + -1n = (2 + -2n)

Solving
-5 + -1n = 2 + -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.
-5 + -1n + 2n = 2 + -2n + 2n

Combine like terms: -1n + 2n = 1n
-5 + 1n = 2 + -2n + 2n

Combine like terms: -2n + 2n = 0
-5 + 1n = 2 + 0
-5 + 1n = 2

Add '5' to each side of the equation.
-5 + 5 + 1n = 2 + 5

Combine like terms: -5 + 5 = 0
0 + 1n = 2 + 5
1n = 2 + 5

Combine like terms: 2 + 5 = 7
1n = 7

Divide each side by '1'.
n = 7

Simplifying
n = 7

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