18-3r=24

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Solution for 18-3r=24 equation: 


Simplifying
18 + -3r = 24

Solving
18 + -3r = 24

Solving for variable 'r'.

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

Add '-18' to each side of the equation.
18 + -18 + -3r = 24 + -18

Combine like terms: 18 + -18 = 0
0 + -3r = 24 + -18
-3r = 24 + -18

Combine like terms: 24 + -18 = 6
-3r = 6

Divide each side by '-3'.
r = -2

Simplifying
r = -2

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