SAT Math Practice Question #11865 - SATify | SATify

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SAT Math Practice Question #11865 - SATify | SATify

#11865

linear equations

equations

systems

medium

75 sec

If one of the equations in a system is
$2 x + 9 y = 27,$
and the system has infinitely many solutions, which of the following could be the other equation?

A.

4x + 9y = 27

B.

-4x - 18y = -54

C.

2x - 9y = 27

D.

-2x + 9y = -27