3*3 * (28-20:2) pliz answer this question

How can i solve 4x^2-1=8x

The temperature dropped 4º per hour. What is the change in temperature after 6 hours?

Marjorie uses 1/2 coop of sweet tea mix to make 8 ounces of sweet tea. Majorie wants to make 40 ounces of weet tea. How many scoops of sweet tea mix should she use?

Each unit cost 14p how much do 942 units

Jim is designing a seesaw for a children's park. The seesaw should make an angle of 30° with the ground and the maximum height to which it should rise is 1 meter, as shown below. What is the maximum length of the seesaw? A) 0.

If price was $2.00 per gallon and decreased to $1.40 per gallon, how does quantity of gasoline demanded change?

F (x) = 4x² + 6x - 2 Find f (-5)

How much string would you need to go around of a hat shaped like a cone if the radius is 4 inches? (Use 3.14 for pi) a) 12.56 inches b) 25.12 inches c) 50.24 inches d) 120.32 inches

What are Inequalities

Frank has two same size rectanles divided into the same number of equal parts. One rectangle has 3/4 of the parts shaded and the other has 1/3 of the parts. Is there more than one possible answer