If 5x + y = 15, 5y + z = 25 and 2z + x = 2, what is the value of x ? – McqOptions

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1.	If 5x + y = 15, 5y + z = 25 and 2z + x = 2, what is the value of x ?
A.	2
B.	7
C.	9
D.	12
E.	None of these
Answer» B. 7

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