Astrip of wood 78 inches long is to be cut into pieces 3 3/4 inches long. how many pieces can be cut?
a. 21
b. 26
c. 12
d. 20

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2