Posted by abby on Thursday, October 1, 2009 at 6:39pm.
susan is buying three different colors of tiles for her kicthen floor. she is buying 25 more red tiles than beige tiles , and three times as many navyblue tiles as beige titles. if susan buys 435 tiles altogher, how many tiles of each color does she buy?

math  bobpursley, Thursday, October 1, 2009 at 6:47pm
R=B+25
NB=3B
R+B+NB=435
you can solve this a number of ways. Post your work, and I will check.

math  abby, Thursday, October 1, 2009 at 7:07pm
bobpursley, I am confused to the equations that you have just posted. However, this is what I figured out but I'm not if it's correct.
((25+R)B)+3N=435
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