solve this system of linear equations, separate the x- and y-values with a comma. -13x=-96-7y -3x=64+7y

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

If wxyz is a square, which statements must be true?