SAT Math Practice Question #35437 - SATify | SATify

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SAT Math Practice Question #35437 - SATify | SATify

#35437

equations

algebra

medium

45 sec

The equation $y = 3 (x + 7)$ relates the numbers $x$ and $y$ . Which equation correctly expresses $x$ in terms of $y$ ?

A.

$x = \frac{y}{3} - 7$

B.

$x = \frac{y}{3} + 7$

C.

$x = 3 y - 7$

D.

$x = 3 y + 21$