Suppose the first equation in a system of two linear equations is 3x−5y=18. The second equation being which of these will cause the system to have an infinite number of solutions?
A
3x−5y=14
B
3x−5y=18
C
3x−7y=14
D
3x−7y=18
A
3x−5y=14
B
3x−5y=18
C
3x−7y=14
D
3x−7y=18