The temperature was -3*c on friday and dropped overnight by 9*c. what was the temperature on saturday morning

Factor the polynomial. b^2 + 4b + 4

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?

The dimension of the rectangular pool shown below are 40 yards by 20 yards