The width of a rectangle is the length minus 3 units. The area of the rectangle is 10 units. What is the width, in units, of the rectangle?

PLEASE ANSWER

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

X2 + y 2 = 36 x + y = 6 solve the system of equations.