2 oranges and 3 lemons cost 64p 3 oranges and 4 lemons cot 89p whats the cost of an orange?
1 answer:
Answer:
The cost of an orange is 21.5
Step-by-step explanation:
let orange be O and lemon be L
it becomes simultaneous Equations
2O+3L=64----1. x3
3O+4L=89----2. x2
6O+12L=192
6O+8L=178
subtracting
4L=14
L=7
put 7 for L in equ 1
2O+3(7)=64
2O+21=64
2O=64-21
2O=43
O=21.5
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