-72=2(5n+5)+2(1+n)

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Solution for -72=2(5n+5)+2(1+n) equation:


Simplifying
-72 = 2(5n + 5) + 2(1 + n)

Reorder the terms:
-72 = 2(5 + 5n) + 2(1 + n)
-72 = (5 * 2 + 5n * 2) + 2(1 + n)
-72 = (10 + 10n) + 2(1 + n)
-72 = 10 + 10n + (1 * 2 + n * 2)
-72 = 10 + 10n + (2 + 2n)

Reorder the terms:
-72 = 10 + 2 + 10n + 2n

Combine like terms: 10 + 2 = 12
-72 = 12 + 10n + 2n

Combine like terms: 10n + 2n = 12n
-72 = 12 + 12n

Solving
-72 = 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.
-72 + -12n = 12 + 12n + -12n

Combine like terms: 12n + -12n = 0
-72 + -12n = 12 + 0
-72 + -12n = 12

Add '72' to each side of the equation.
-72 + 72 + -12n = 12 + 72

Combine like terms: -72 + 72 = 0
0 + -12n = 12 + 72
-12n = 12 + 72

Combine like terms: 12 + 72 = 84
-12n = 84

Divide each side by '-12'.
n = -7

Simplifying
n = -7

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