SAT Math Practice Question #38814 - SATify | SATify

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SAT Math Practice Question #38814 - SATify | SATify

#38814

expressions

algebra

hard

90 sec

Calculator OK

Which expression is equivalent to $\frac{k - 4}{k + 1} + \frac{k ^{2} - 4 k}{k ^{2} + k}$ ?

A.

$\frac{2 k ^{2} - 8 k}{k ^{2} + k}$

B.

$\frac{k ^{2} - 4 k}{k ^{2} + k}$

C.

$\frac{2 k - 8}{k ^{2} + k}$

D.

$\frac{k ^{2} - 8 k}{k ^{2} + k}$