SOLUTION: A Recycling Center pays $1.25 for 100 pounds of newspaper and $0.40 for 1 pound of aluminum. Carlos took a 460-pound load of aluminum and newspaper to the Recycling Center and was
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Question 250499: A Recycling Center pays $1.25 for 100 pounds of newspaper and $0.40 for 1 pound of aluminum. Carlos took a 460-pound load of aluminum and newspaper to the Recycling Center and was paid $21.82. How many Pounds' of aluminum and how many Pounds' of newspaper did Carlos have?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
.0125n+.4a=21.82
How much per pound for newspaper .0125=1.25/100
a+n=460
460-a=n
460-n=a
.0125(n)+.4(460-n)=21.82
or
.0125(460-a)+.4(a)=21.82
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