31=n-(-8)

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Solution for 31=n-(-8) equation: 


Simplifying
31 = n + -1(-8)

Multiply -1 * -8
31 = n + 8

Reorder the terms:
31 = 8 + n

Solving
31 = 8 + 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.
31 + -1n = 8 + n + -1n

Combine like terms: n + -1n = 0
31 + -1n = 8 + 0
31 + -1n = 8

Add '-31' to each side of the equation.
31 + -31 + -1n = 8 + -31

Combine like terms: 31 + -31 = 0
0 + -1n = 8 + -31
-1n = 8 + -31

Combine like terms: 8 + -31 = -23
-1n = -23

Divide each side by '-1'.
n = 23

Simplifying
n = 23

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