74=2+4r

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Solution for 74=2+4r equation:


Simplifying
74 = 2 + 4r

Solving
74 = 2 + 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.
74 + -4r = 2 + 4r + -4r

Combine like terms: 4r + -4r = 0
74 + -4r = 2 + 0
74 + -4r = 2

Add '-74' to each side of the equation.
74 + -74 + -4r = 2 + -74

Combine like terms: 74 + -74 = 0
0 + -4r = 2 + -74
-4r = 2 + -74

Combine like terms: 2 + -74 = -72
-4r = -72

Divide each side by '-4'.
r = 18

Simplifying
r = 18

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