-5-2n=21

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Solution for -5-2n=21 equation: 


Simplifying
-5 + -2n = 21

Solving
-5 + -2n = 21

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + -2n = 21 + 5

Combine like terms: -5 + 5 = 0
0 + -2n = 21 + 5
-2n = 21 + 5

Combine like terms: 21 + 5 = 26
-2n = 26

Divide each side by '-2'.
n = -13

Simplifying
n = -13

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