I did not get this question. Offering up 50 points need it by 8:00

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1