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January 29, 2015

January 29, 2015

Posted by **EmilyMay** on Monday, August 20, 2012 at 8:43pm.

r+3

---- = 1

12

i need to know what r is

12

- algebra -
**Ms. Sue**, Monday, August 20, 2012 at 8:49pmr+3

---- = 1

12

Multiply both sides by 12.

r + 3 = 12

Subtract 3 from both sides.

r = 9

__________________________

You can prove it by substituting 9 for r in the original equation.

12/12 = 1

- algebra -
**EmilyMay**, Monday, August 20, 2012 at 8:59pmOHHHH i get it i wasn't sure if i was supposed to mess with the 3 because ya know how with some problems you don't mess with the number next to the variable soo yeah thanks!:-)

(P.S. Thanks you were an angel sent from the math heaven!!lol)

- algebra -
**Ms. Sue**, Monday, August 20, 2012 at 9:03pmYou're welcome (polishing my halo)! :-)

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