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Simplifying
81g2 + -16r2 = 0
Solving
81g2 + -16r2 = 0
Solving for variable 'g'.
Move all terms containing g to the left, all other terms to the right.
Add '16r2' to each side of the equation.
81g2 + -16r2 + 16r2 = 0 + 16r2
Combine like terms: -16r2 + 16r2 = 0
81g2 + 0 = 0 + 16r2
81g2 = 0 + 16r2
Remove the zero:
81g2 = 16r2
Divide each side by '81'.
g2 = 0.1975308642r2
Simplifying
g2 = 0.1975308642r2
Take the square root of each side:
g = {-0.444444444r, 0.444444444r}
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