SAT Math Practice Question #32370 - SATify | SATify

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SAT Math Practice Question #32370 - SATify | SATify

#32370

systems

linear equations

hard

120 sec

The system of equations below has exactly one solution.
$k x + 5 y = 10 4 x + 2 y = 7$
Which of the following describes the possible values of $k$ ?

A.

$k = 10$

B.

$k e q 10$

C.

$k = 2$

D.

$k e q 2$