If 7x – 5y = 20 and 12x + 5y = 75, what is the value of xy? – McqOptions

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1.	If 7x – 5y = 20 and 12x + 5y = 75, what is the value of xy?
A.	30
B.	15
C.	18
D.	20
Answer» C. 18

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