SAT Math Practice Question #10994 - SATify | SATify

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SAT Math Practice Question #10994 - SATify | SATify

#10994

functions

linear

easy

45 sec

A linear function $k$ passes through the points $(1, 7)$ and $(3, 15)$ . Which equation represents $k (x)$ ?

A.

$k (x) = 4 x + 3$

B.

$k (x) = 3 x + 4$

C.

$k (x) = 4 x$

D.

$k (x) = x + 7$