3r^2=18

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Solution for 3r^2=18 equation: 


Simplifying
3r2 = 18

Solving
3r2 = 18

Solving for variable 'r'.

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

Divide each side by '3'.
r2 = 6

Simplifying
r2 = 6

Take the square root of each side:
r = {-2.449489743, 2.449489743}

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