Steve buys 2 lb of grapefruit and 3 lb of oranges for $7.20. Kennedy buys 4 lb of grapefruit and 2 lb of oranges for $8.80. Let x represent the price per pound for grapefruit, and let y represent the price per pound for oranges. Choose the system of equations that models the situation.
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Answer:
2x+3y = 7.2 ----- (1)
4x+2y = 8.8
2x+y = 4.4 -------(2)
(1) - (2)
2x+3y = 7.2
-2x -y = 4.4
x = $1.5, y = $1.4
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