-2(1+n)-5=-15-n

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Solution for -2(1+n)-5=-15-n equation:


Simplifying
-2(1 + n) + -5 = -15 + -1n
(1 * -2 + n * -2) + -5 = -15 + -1n
(-2 + -2n) + -5 = -15 + -1n

Reorder the terms:
-2 + -5 + -2n = -15 + -1n

Combine like terms: -2 + -5 = -7
-7 + -2n = -15 + -1n

Solving
-7 + -2n = -15 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-7 + -2n + n = -15 + -1n + n

Combine like terms: -2n + n = -1n
-7 + -1n = -15 + -1n + n

Combine like terms: -1n + n = 0
-7 + -1n = -15 + 0
-7 + -1n = -15

Add '7' to each side of the equation.
-7 + 7 + -1n = -15 + 7

Combine like terms: -7 + 7 = 0
0 + -1n = -15 + 7
-1n = -15 + 7

Combine like terms: -15 + 7 = -8
-1n = -8

Divide each side by '-1'.
n = 8

Simplifying
n = 8

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