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Posted by **Randy** on Thursday, December 6, 2012 at 9:33pm.

3r+5

_____ + 2 = 2r to find the value of r?

2

A. 2 1/7

B. 3 2/3

C. 15

D. 10

2) which is these is a rational number.

A. Sq root of 14

B. -sq root of 9

C. -sq root of 34

D. Sq root of 72

- Math -
**Steve**, Thursday, December 6, 2012 at 10:46pm1) r=9. typo?

2) (B)

- Math -
**Help**, Thursday, December 6, 2012 at 11:32pm1) 3r + 5

_____. + 2 = 12-2r

2

Find value of r

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