What should be done first to simplify the expression?

7 - 4 × (3 + 3)2 + 5

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

We have 339 ounces of jam to be divided up equally for 12 people how muny ounces will each person get