SAT Math Problem (28)

Question

The expression (5x-2)/(x+3) is equivalent to which of the following?

 

A. (5-2)/3

B. 5 - (2/3)

C. 5 - (2/(x+3))

D. 5 - (17/(x+3))

Answer 1

(5x-2)/(x+3) = (5x + 15 -15 - 2)/(x + 3)

 

                    = [5(x + 3) - 17]/(x + 3)

 

                    = 5 -17/(x + 3)