18-2u^2=0

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Solution for 18-2u^2=0 equation: 


Simplifying
18 + -2u2 = 0

Solving
18 + -2u2 = 0

Solving for variable 'u'.

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

Add '-18' to each side of the equation.
18 + -18 + -2u2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -2u2 = 0 + -18
-2u2 = 0 + -18

Combine like terms: 0 + -18 = -18
-2u2 = -18

Divide each side by '-2'.
u2 = 9

Simplifying
u2 = 9

Take the square root of each side:
u = {-3, 3}

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