Asked by Steve
How many pounds of nuts selling for$6/lb and raisins selling for $3/ lb should a person combine to obtain150 lb of trail mix selling for $4/lb?
Answers
Answered by
Anonymous
Let x=nuts and y=raisins
two equations:
I.)
x+y=150
3x+6y/150=4
3x+6y=600
II.)
x+y=150
x=150-y
Plug II.) into I.) and solve for y:
3(150-y)+6y=600
450-3y+6y=600
3y=150
y=50
Solve for x using II.)
x+50=150
x=100
two equations:
I.)
x+y=150
3x+6y/150=4
3x+6y=600
II.)
x+y=150
x=150-y
Plug II.) into I.) and solve for y:
3(150-y)+6y=600
450-3y+6y=600
3y=150
y=50
Solve for x using II.)
x+50=150
x=100
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