SAT Math Practice Question #31725 - SATify | SATify

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SAT Math Practice Question #31725 - SATify | SATify

#31725

expressions

functions

hard

90 sec

For the function $f$ , if $f (x + 1) = 2 x + 5$ for all values of $x$ , which of the following expressions defines $f (x)$ ?

A.

$f (x) = 2 x + 3$

B.

$f (x) = 2 x + 4$

C.

$f (x) = 2 x + 5$

D.

$f (x) = x + 4$