5v-u=-2 and –v+9u=18, then the simultaneous solution of the given equation is:

a. u=3, v=9
b. u=2, v=0
c. u=1, v=-9
d. u=-2, v=-36
e. u=3, v=-15

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.

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.