22.50-r=1.25

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Solution for 22.50-r=1.25 equation: 


Simplifying
22.50 + -1r = 1.25

Solving
22.50 + -1r = 1.25

Solving for variable 'r'.

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

Add '-22.50' to each side of the equation.
22.50 + -22.50 + -1r = 1.25 + -22.50

Combine like terms: 22.50 + -22.50 = 0.00
0.00 + -1r = 1.25 + -22.50
-1r = 1.25 + -22.50

Combine like terms: 1.25 + -22.50 = -21.25
-1r = -21.25

Divide each side by '-1'.
r = 21.25

Simplifying
r = 21.25

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