What is - 3.45 minus positive 2.2

The area A, in square meters, of a rectangle with a perimeter of 60 meters is given by the equation A = 30w - w2, where w is the width of the rectangle in meters. What is the width of a rectangle if its area is 200 m2? m

Grandma's square garden haa an area of 90 square feet. The length of one side of her garden would be between between what two whole numbers? What is the length of this side to the nearest tenth of a foot?

How many solutions are in the equation 4x-9 (x+1) = 20-5x

Javob earned $80 and deposited the money into his account. the next week he spent $85. use integers number line to describe jacob's savings account

You are manager of a ticket agency that sells concert tickets. You assume that people will call 4 times in an attempt to buy tickets and then give up. Each telephone ticket agent is available to receive a call with probability 0.1.

What is the factores form of 4x^2+23x-72

Suppose that the cost of renting a snowmobile is 37.50 for 5 hours. What would be the cost of renting 2 snowmobiles for 5hours?

44/5 as a mixed number

Determine the sign of cos pi divided by seven without using a calculator. Positive Negative

Helga and Julie are sisters. Helga is six years younger than twice Julie's age. The sum of Helga's age and Julie's age is 36. Write an equation that can be used to find Helga's age