u-(-12)=10

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Solution for u-(-12)=10 equation: 


Simplifying
u + -1(-12) = 10

Multiply -1 * -12
u + 12 = 10

Reorder the terms:
12 + u = 10

Solving
12 + u = 10

Solving for variable 'u'.

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

Add '-12' to each side of the equation.
12 + -12 + u = 10 + -12

Combine like terms: 12 + -12 = 0
0 + u = 10 + -12
u = 10 + -12

Combine like terms: 10 + -12 = -2
u = -2

Simplifying
u = -2

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