Solve for z:

-7 = z/-6

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate

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

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length