SAT Math Practice Question #21134 - SATify | SATify

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SAT Math Practice Question #21134 - SATify | SATify

#21134

equations

algebra

medium

90 sec

The given equation relates the positive numbers $K$ , $M$ , $R$ , and $S$ . Which equation correctly expresses $S$ in terms of $K$ , $M$ , and $R$ ? $K = M(R + S)$

A.

$S = \frac{K}{M} - R$

B.

$S = K - M - R$

C.

$S = \frac{K - R}{M}$

D.

$S = M (K - R)$