What is a line passing through the points (1, -1) and (9, 3) in equation form?

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Tatiana wants to give friendship bracelets to her 32 classmates. she already has 5 bracelets, and she can buy more bracelets in packages of 4. write an inequality to determine the number of packages, p, tatiana could buy to have enough bracelets.