You received a discount on each book you buy . the original price of each book is x dollars you buy 5 books for a total of (5x - 15) dollars factor the expression using gcf

2

step-by-step explanation:

1+1=2

for the points

step-by-step explanation:

56

step-by-step explanation:

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%