My teacher taught it once and after break didn't review. i forgot how to do this. i only need 3 questions answered and the top points answer as well. explain how and why you got the answer you got. you.

What is the size of the matrix resulting from

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?