20+(40xr)+17=82

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Solution for 20+(40xr)+17=82 equation:


Simplifying
20 + (40xr) + 17 = 82

Reorder the terms:
20 + 17 + (40rx) = 82

Combine like terms: 20 + 17 = 37
37 + (40rx) = 82

Solving
37 + (40rx) = 82

Solving for variable 'r'.

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

Add '-37' to each side of the equation.
37 + -37 + (40rx) = 82 + -37

Combine like terms: 37 + -37 = 0
0 + (40rx) = 82 + -37
(40rx) = 82 + -37

Combine like terms: 82 + -37 = 45
(40rx) = 45

Divide each side by '(40x)'.
r = 1.125x-1

Simplifying
r = 1.125x-1

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