24=9r-3r

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Solution for 24=9r-3r equation:


Simplifying
24 = 9r + -3r

Combine like terms: 9r + -3r = 6r
24 = 6r

Solving
24 = 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
24 + -6r = 6r + -6r

Combine like terms: 6r + -6r = 0
24 + -6r = 0

Add '-24' to each side of the equation.
24 + -24 + -6r = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -6r = 0 + -24
-6r = 0 + -24

Combine like terms: 0 + -24 = -24
-6r = -24

Divide each side by '-6'.
r = 4

Simplifying
r = 4

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