r-3+2r=24

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Solution for r-3+2r=24 equation: 


Simplifying
r + -3 + 2r = 24

Reorder the terms:
-3 + r + 2r = 24

Combine like terms: r + 2r = 3r
-3 + 3r = 24

Solving
-3 + 3r = 24

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + 3r = 24 + 3

Combine like terms: -3 + 3 = 0
0 + 3r = 24 + 3
3r = 24 + 3

Combine like terms: 24 + 3 = 27
3r = 27

Divide each side by '3'.
r = 9

Simplifying
r = 9

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