<PRE><B>Question 478670</B>
You buy six bags of wild bird food to fill the feeders in your yard. Oyster shell grit sells for $4.00 a bag and sunflower seeds sell for $4.45 a bag. If you spend $25.80, how many bags of each type are you buying?
**
let x=bags of oyster shell grit bought
6-x =bags of sunflower seeds bought
..
4x+4.45(6-x)=25.80
4x+26.70-4.45=25.80
-.45x=-.90
x=2
6-x=4
ans:
2 bags of oyster shell grit were bought
4 bags of sunflower seeds were bought</PRE>