4 identical books cost 13.20 What is the cost of 7 such books

A group of college students built a self-guided rover and tested it on a plane surface. They programmed the vehicle to move along the path A-B-C-D-A shown on the coordinate plane.

The length of a rectangle is twice the width. if the perimeter of the rectangle is 24, what is the area of the rectangle?

How do you write this number using digits? nine million eighty thousand eight hundred fifty-eight

Why is x so important

Jessica wants to hike the nature trail in the park. the trail is 1 3/4 miles long. if she hikes the trail 3 times, how long, in feet, will she have hiked?

Jovie Is maintaining a campfire. She has kept the fire steadily burning for 10 hours with 15 logs. She wants to know how many hours she could have kept the fire going with 9 logs. She assumes all logs are the same

What is the value of the dependent variable if the value of the independent variable is - 4? when the problem is f (x) = - 3x^2+5x

which of the following are necessary when proving that the opposite side of a parallelogram are congruent. check all that apply

What is the product of polynomials (2a - 7 + a2) and (5 - a) ?

Solve this equation: - 9h - 6 + 12h + 40 = 22.