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17−5r+9r=12+6r−1 what is r?
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17−5r+9r=12+6r−1
what is r?

User Covik
by
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1 Answer

2 votes

Answer:

r=3

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

User Cathi
by
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