-n-1=2(n+4)

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


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

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

Reorder the terms:
-1 + -1n = 2(4 + n)
-1 + -1n = (4 * 2 + n * 2)
-1 + -1n = (8 + 2n)

Solving
-1 + -1n = 8 + 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.
-1 + -1n + -2n = 8 + 2n + -2n

Combine like terms: -1n + -2n = -3n
-1 + -3n = 8 + 2n + -2n

Combine like terms: 2n + -2n = 0
-1 + -3n = 8 + 0
-1 + -3n = 8

Add '1' to each side of the equation.
-1 + 1 + -3n = 8 + 1

Combine like terms: -1 + 1 = 0
0 + -3n = 8 + 1
-3n = 8 + 1

Combine like terms: 8 + 1 = 9
-3n = 9

Divide each side by '-3'.
n = -3

Simplifying
n = -3

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