Which of the following is a numerical expression

Kevin went to Walmart and saw they where having a sale. Socks 1 pack for 5 dollars, 2 Tshirts for 10 dollars and Tennis shoes for 10 dollars.

Determine whether the relation is a function. explain why or why not { (6,-7), (5,-8), (1,4), (5,5) }

A student reads 2⁄5 of a book in 45 minutes. How much of the book will be read if the student reads at the same speed for 70 minutes? Write your answer as a fraction of a book

The table below shows the predicted number of words janae can type, y, in x minutes. time (x, in minutes) words typed (y) 5 150 10 300 15 450 20 600 which describes the pattern in the table? janae types 25 words each minute.

Amira has 3/4 of a bag of cat food. Her cat eats 1/10 of a bag per week. How many weeks will the food last.

You had 26$ in your pocket. You purchased x pens at $3.50 each. You now have $8.50 in your pocket. Write and solve an equation to find the number of pens purchased

Which of the following statements best describes the location of - (-4) on a number line? It is 4 units to the left of 0. It is 4 units to the right of 4. It is 4 units to the left of 4. It is 4 units to the right of 0.

When dividing with polynomials, the goal is to determine how many times the dividend can be evenly divided by the?

Which of the following four items is the least like the other three? A, H, I, E

3. Simplify 2a + 2 / a^2 - 1 A) 2 / a - 1 B) 2a + 2 / a^2 - 1 C) - 2 D) a + 1 / a - 1