Which of the following numbers is composite?

A. 11

B. 2

C. 21

D. 1

Anyone know the answer to this simple little equation? It's giving me a bit of a tough time ... 3x^2 (4x-7)

A board game has a spinner divided into sections of equal size. Each section is labeled with a number between 1 and 5. What is a reasonable estimate of the number of times the spinner will land on a section labeled 5 over the course of 150 spins

Bella made $21 selling bracelets. She wants to know how many bracelets she sold.

X + 23 = 56 solve for x

What is the vertex of the graph of f (x) = x2 + 4x + 6?

How do i find the domain of g (x) = square root of x-5?

What is the least common multiple of 6,12, and 15?

4/7 = 5/p. What is P? Pleas solve and show you r work!

How do you solve x=-1,0,2?

Find the product or quotient 8 (13.2)