On the first 4 quizzes of her chemistry class, nadia got an average score of 88. what does she need on the next quiz to have an overall average of 90?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Graph the linear equation find three points on the graph -x+2y=11

Point r divides po in the ratio 1: 3. if the x-coordinate of r is -1 and the x-coordinate of p is-3, what is the x-coordinate of q?