Tom bought five candy bars and paid a total of $6.75, including tax. if each candy bar cost $1.25, how much tax did tom pay?
a) $0.25
b) $0.50
c) $0.75
d) $5.50

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?

How do you do the foil method with polynomials?