5-(-15)=n

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


Simplifying
5 + -1(-15) = n

Multiply -1 * -15
5 + 15 = n

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

Solving
20 = n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
20 + -1n = n + -1n

Combine like terms: n + -1n = 0
20 + -1n = 0

Add '-20' to each side of the equation.
20 + -20 + -1n = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -1n = 0 + -20
-1n = 0 + -20

Combine like terms: 0 + -20 = -20
-1n = -20

Divide each side by '-1'.
n = 20

Simplifying
n = 20

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