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Math·Algebra·Systems of two linear equations in two variables

hard

$30x=1,800y-3,600$ One of the two equations in a system of linear equations is given. The system has no solution. Which equation could be the second equation in this system?

A

$\frac{1}{30}x=2y$

B

$\frac{1}{30}x=60y-120$

C

$x=2y$

D

$x=60y-120$