-5n-(-15n)=20

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Solution for -5n-(-15n)=20 equation: 


Simplifying
-5n + -1(-15n) = 20

Remove parenthesis around (-15n)
-5n + -1 * -15n = 20

Multiply -1 * -15
-5n + 15n = 20

Combine like terms: -5n + 15n = 10n
10n = 20

Solving
10n = 20

Solving for variable 'n'.

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

Divide each side by '10'.
n = 2

Simplifying
n = 2

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