SAT Math Practice Question #37259 - SATify | SATify

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SAT Math Practice Question #37259 - SATify | SATify

#37259

systems

linear equations

medium

75 sec

Which of the following systems of equations has infinitely many solutions?

A.

$y = 2 x + 1$
$y = - 2 x + 1$

B.

$y = 3 x - 5$
$y = 3 x + 2$

C.

$2 x + y = 4$
$4 x + 2 y = 8$

D.

$x + y = 1$
$x - y = 1$