u^2-(-2u^2)=

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Solution for u^2-(-2u^2)= equation: 


Simplifying
u2 + -1(-2u2) = 0

Remove parenthesis around (-2u2)
u2 + -1 * -2u2 = 0

Multiply -1 * -2
u2 + 2u2 = 0

Combine like terms: u2 + 2u2 = 3u2
3u2 = 0

Solving
3u2 = 0

Solving for variable 'u'.

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

Divide each side by '3'.
u2 = 0

Simplifying
u2 = 0

Take the square root of each side:
u = {0}

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