82=4r-16

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Solution for 82=4r-16 equation:


Simplifying
82 = 4r + -16

Reorder the terms:
82 = -16 + 4r

Solving
82 = -16 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
82 + -4r = -16 + 4r + -4r

Combine like terms: 4r + -4r = 0
82 + -4r = -16 + 0
82 + -4r = -16

Add '-82' to each side of the equation.
82 + -82 + -4r = -16 + -82

Combine like terms: 82 + -82 = 0
0 + -4r = -16 + -82
-4r = -16 + -82

Combine like terms: -16 + -82 = -98
-4r = -98

Divide each side by '-4'.
r = 24.5

Simplifying
r = 24.5

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