Question 1125405
r, number of roses
c, number of carnations



cost of roses,  {{{1.5r}}}
cost of carnations, {{{0.85c}}}


cost to purchase these r roses and c carnations:  {{{1.5r+0.85c}}}



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you are willing to spend $14.75. 
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{{{1.5r+0.85c<=14.75}}}
Only Whole Numbers no greater than 12 are allowed.


5 of carnations and 7 of roses would work.