Posted by jr on Monday, December 8, 2008 at 7:10pm.
the modern grocery has cashews that sell for $4.75 per lb. and peanuts that sell for $2.25 per lb. how much of each must the grocer mix to get a 100 lbs. of mixture that he can sell for $3.00 per lb.express the probrlem as a system of linear equations and solve using the method of your choice?

algerbra  drwls, Monday, December 8, 2008 at 7:34pm
Let C and P be the pounds of each in the mix
4.75 C + 2.25 P = 300 (dollars)
C + P = 100 (pounds)
You do the solving. Try substituting 100  C for P in the first equation, and then solve for C

wivc ipah  wivc ipah, Saturday, January 17, 2009 at 2:21am
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