22-3r=13

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Solution for 22-3r=13 equation: 


Simplifying
22 + -3r = 13

Solving
22 + -3r = 13

Solving for variable 'r'.

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

Add '-22' to each side of the equation.
22 + -22 + -3r = 13 + -22

Combine like terms: 22 + -22 = 0
0 + -3r = 13 + -22
-3r = 13 + -22

Combine like terms: 13 + -22 = -9
-3r = -9

Divide each side by '-3'.
r = 3

Simplifying
r = 3

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