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Simplifying
1 + 36r2 = 50
Solving
1 + 36r2 = 50
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Add '-1' to each side of the equation.
1 + -1 + 36r2 = 50 + -1
Combine like terms: 1 + -1 = 0
0 + 36r2 = 50 + -1
36r2 = 50 + -1
Combine like terms: 50 + -1 = 49
36r2 = 49
Divide each side by '36'.
r2 = 1.361111111
Simplifying
r2 = 1.361111111
Take the square root of each side:
r = {-1.166666667, 1.166666667}
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