4-6r^2=-380

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Solution for 4-6r^2=-380 equation: 


Simplifying
4 + -6r2 = -380

Solving
4 + -6r2 = -380

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + -6r2 = -380 + -4

Combine like terms: 4 + -4 = 0
0 + -6r2 = -380 + -4
-6r2 = -380 + -4

Combine like terms: -380 + -4 = -384
-6r2 = -384

Divide each side by '-6'.
r2 = 64

Simplifying
r2 = 64

Take the square root of each side:
r = {-8, 8}

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