Andre and Sally are playing a number game. Andre tells Sally, "I'm thinking of a number between 1 and 20. If I take the number and add 5, and then subtract 3, I get 19." What number is Andre thinking of?

Is x=3 a function and or a relation?

Solve for y 9x - y = - 6x + 4y

What is the probability of picking an o in the word footloose

Suppose you roll two number cubes and pick a letter from the alphabet at random. find the probability that you roll 2 even numbers and pick one of the vowels a, e, i, o or u

Joe ate 80% of a pepperoni pizza. what fraction of the pizza did he ate? A. 2/25 B. 1/8 C. 1/80 D. 1/5 E. 4/5

Sammy has 3 pancakes. He cuts each one in half. How many pancake halves are there?

If the level of significance of a hypothesis test is raised from. 01 to. 05, the probability of a Type II error a. will not change. b. will increase. c. will also increase from. 01 to. 05. d. will decrease.

A 880-foot tree has grown at a constant rate each year. In the equation below, t is the age of the tree in years. 20t = 880

The last square of the chessboard is square 64. How many pennies are on square 64?

Im going to buy huaraches in womens (7.5) so do i order that size or order an 8?