Asked by Big Guy

4 oranges and 6 grapefruit cost $2.62. 7 oranges and 5 grapefruit sell for $2.66. What is the cost of 1 grapefruit, and 1 orange?
Answered by Big Guy
help me guys
Answered by PsyDAG
4O + 6G = 2.62

7O + 5G = 2.66

Multiply first equation by 5 and second by 6.

20O + 30G = 13.10

42O + 30G = 15.96

Subtract first equation from second.

22O = 2.86

O = .13

Take it from there.