Is - 7 + 9 equals - 9 + 7 true false or open

In 2007 Pennsylvania had approximately 121,580 miles of public roads. what is 121,580 rounded to the nearest thousand

Jessica rides the bus miles each day. Which statements correctly describe how far she rides the bus? Select all that apply. Group of answer choices Jessica rides the bus miles in 4 days. Jessica rides the bus miles in 7 days.

If (x - 3) 2 = 5, then x=-315 Ox = 3+V5 Ox = 5+13

Jonas is going to have a square cake for his birthday the cake will be made with two layers that measure 12 inches by 12 inches by 1.5 inches how much icing will be needed to cover the cake including putting ice in between the layers

How do you round 2.97 to the nearest tenth

Solve for x and y y+8=-4 (x+7)

Mr. Paz wants to put a fence around a baseball field. Which tool and unit should he use to measure the perimeter of the baseball field?

A standard chemistry examination administered nationally by the American Chemical Society has a mean of 500 and a standard deviation of 90.

A car experiences an average acceleration of 5.00 km/hr/s for 3.50 sec. What is the change in velocity of the car? 1.4 km/hr 17.5 km/hr 87.5 km/hr 87.5 km/s

How many vertices has a closed cone? a. 1 b. 2 c. 3 d. 4