emfink626 emfink626

22-03-2018
Mathematics

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when 2 times a number, r, is added to 17, the result is 25, what is r

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Melanielolol Melanielolol

22-03-2018

2r+ 17= 25
Subtract 17 from each side.
2r= 8
Divide each side by 2
R= 4

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z5tequ2u z5tequ2u

22-03-2018

[tex]2r+17=25 \\ 2r=25-17 \\ 2r=8 \\ r=4[/tex]

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