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Simplifying
268.96 = r2
Solving
268.96 = r2
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Add '-1r2' to each side of the equation.
268.96 + -1r2 = r2 + -1r2
Combine like terms: r2 + -1r2 = 0
268.96 + -1r2 = 0
Add '-268.96' to each side of the equation.
268.96 + -268.96 + -1r2 = 0 + -268.96
Combine like terms: 268.96 + -268.96 = 0.00
0.00 + -1r2 = 0 + -268.96
-1r2 = 0 + -268.96
Combine like terms: 0 + -268.96 = -268.96
-1r2 = -268.96
Divide each side by '-1'.
r2 = 268.96
Simplifying
r2 = 268.96
Take the square root of each side:
r = {-16.4, 16.4}
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