Given a polynomial f(x), if (x + 2) is a factor, what else must be true

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

Using elimination, what is -4x+2y=-12 4x+8y=-24