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3 years ago

12

17−5r+9r=12+6r−1 what is r?

1 answer:

jonny [76]3 years ago

7 0

Answer:

r=3

Step-by-step explanation:

simplify each side

4r+17=6r+11

Subtract 4r from both sides.

17=2r+11

Subtract 11 from both sides

6=2r

divide both sides by 2

3=r

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