how do you do the equation -3(6-2r)-3r

i dont understand how to do this distrubuative property , we have to simplfiy the equation -3(6-2r)-3r. i dont exactly know how to do that. will you help me step by step.
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1 Answer

This is not an equation, but an expression. It can be simplified but not solved.

-3(6 - 2r) - 3r =

-18 + 6r - 3r =

3r - 18
by Level 6 User (23.1k points)

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