Agreen roof is like a traditional roof but covered with plants. plants used for a green roof cost $0.75 per square foot. the roof at the right is 40 feet long. how much does it cost to cover both sides of the roof? justify your answer.

Find the value of x for which line a is parallel to line b

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

You are looking for your first credit card. you plan to use this credit card only for emergencies and to pay the credit card balance in full each month. which credit card feature is most important? a. no annual fee b. low apr c. generous rewards program d. no balance transfer fee select the best answer from the choices provided