-3(-5n-5)+3n=-57

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Solution for -3(-5n-5)+3n=-57 equation:


Simplifying
-3(-5n + -5) + 3n = -57

Reorder the terms:
-3(-5 + -5n) + 3n = -57
(-5 * -3 + -5n * -3) + 3n = -57
(15 + 15n) + 3n = -57

Combine like terms: 15n + 3n = 18n
15 + 18n = -57

Solving
15 + 18n = -57

Solving for variable 'n'.

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

Add '-15' to each side of the equation.
15 + -15 + 18n = -57 + -15

Combine like terms: 15 + -15 = 0
0 + 18n = -57 + -15
18n = -57 + -15

Combine like terms: -57 + -15 = -72
18n = -72

Divide each side by '18'.
n = -4

Simplifying
n = -4

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