# cheyenne

1. ## Algebra

How do you make a matrix out of these numbers: -3, -2, -1, 0, 1, 2. I don't know what a matrix is.
2. ## Algebra

Pick a number. Multiply by 2. Subtract 8. Divide by 2. Add 4. What is the result? Use algebra to show why the tricks work.
3. ## Math

Amy wants to travel from elm town to lakeside at an average speed of 50 miles per hour. She travels half the distance and finds out her average speed has been on 25 miles per hour. How fast must she drive for the rest of the trip to average 50 miles per H
4. ## Math

I am reposting a problem, I wrote it wrong A rectangular prism has a volume of 6.84m 3 cubed and a height of 1.2m . What is the area of the base of the prism? Do I divide 6.84 by 1.2? If so 5.7 the correct answer Or am I doing wrong????
5. ## Math

A rectangular prism has a volume of 6.84m cubed and a height of 1.2 m. What is the area of the base of the prism? Is my answer 5.7 or am I wrong

1. ## Algebra

(7×2)-8÷2+4=7
2. ## Math

Let me rewrite . A rectangular prism has a volume of 6.84m 3 cubed and a height of 1.2m. What is the area of the base of the prism. I got 5.7 for the area. This is the only info for the problem