If a number is added to the numerator of 34and twice as much is added to the denominator, the result is 47. find the number.

Using the X Method to Factor Factor the polynomial completely using the X method. x2 + 13x - 48

1. Let R1 = { (1, 2), (2, 3), (3, 4) } and R2 = { (1, 1), (1, 2), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (3, 4) } be relations from {1, 2, 3} to {1, 2, 3, 4}. Find a. R1 ∪ R2 b. R1 ∩ R2 c. R1 - R2 d. R2 - R1

If you have a test average of 92 and a standard deviation of 1.8, you generally do well on test. true or false

X=2y-6 y=-3x+17 solve for substitution

I flip two fair coins. What is the probability that I flip 2 heads? P (2 heads) = What is the probability that I flip 1 head and 1 tails? P (1 head and 1 tails) =

How many ways can a committee of three people be selected from a group of 20?

Suppose you and some friends are going to the movies. The amount of money you spend for tickets varies directly with the number of people buying tickets. If you spend $48 for six tickets, what is the constant of variation?

DO, K = (2, 4) (8, 16) The dilation is an expansion. True or False?

Whats 2r + 1 if r = 3

Do you want an overestimate or an underestimate when you estimate the total cost of items you want to buy? Explain