SAT Math Practice Question #30069 - SATify | SATify

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SAT Math Practice Question #30069 - SATify | SATify

#30069

algebra

medium

90 sec

The equation $R = \frac{S}{2 T - 1}$ relates the distinct positive numbers $R$ , $S$ , and $T$ . Which equation correctly expresses $2 T - 1$ in terms of $R$ and $S$ ?

A.

$2 T - 1 = RS$

B.

$2 T - 1 = S - R$

C.

$2 T - 1 = \frac{R}{S}$

D.

$2 T - 1 = \frac{S}{R}$