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Simplifying
27c2 + -75r2 = 0
Solving
27c2 + -75r2 = 0
Solving for variable 'c'.
Move all terms containing c to the left, all other terms to the right.
Add '75r2' to each side of the equation.
27c2 + -75r2 + 75r2 = 0 + 75r2
Combine like terms: -75r2 + 75r2 = 0
27c2 + 0 = 0 + 75r2
27c2 = 0 + 75r2
Remove the zero:
27c2 = 75r2
Divide each side by '27'.
c2 = 2.777777778r2
Simplifying
c2 = 2.777777778r2
Take the square root of each side:
c = {-1.666666667r, 1.666666667r}
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