13n+12n+-15n+-4n+-2n=-20

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Solution for 13n+12n+-15n+-4n+-2n=-20 equation: 


Simplifying
13n + 12n + -15n + -4n + -2n = -20

Combine like terms: 13n + 12n = 25n
25n + -15n + -4n + -2n = -20

Combine like terms: 25n + -15n = 10n
10n + -4n + -2n = -20

Combine like terms: 10n + -4n = 6n
6n + -2n = -20

Combine like terms: 6n + -2n = 4n
4n = -20

Solving
4n = -20

Solving for variable 'n'.

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

Divide each side by '4'.
n = -5

Simplifying
n = -5

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