SOLUTION: A candy store wants to mix candy that costs $2 a pound with some that costs $3 a pound. They want 80 pounds of candy to sell for $2.20 a pound. How much of each type should be used

Question 1065447: A candy store wants to mix candy that costs $2 a pound with some that costs $3 a pound. They want 80 pounds of candy to sell for $2.20 a pound. How much of each type should be used?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = pounds of $2 candy needed
Let = pounds of $3 candy needed
--------------------------------------
(1)
(2)
(2)
-----------------------
Multiply both sides of (1) by and
Subtract (1) from (2)
(2)
(1)
------------------------

and
(1)
(1)
(1)
64 pounds of $2 candy are needed
16 pounds of $3 candy are needed
--------------------------------
check answer:
(2)
(2)
(2)
(2)
(2)
(2)
OK
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