Solve for x. 2/5x=6/5 a. 12/25 b. 12/5 c. 3 d. 6

Since we have computer algebra systems that can solve polynomial division problems for us, why is it necessary to learn how to do these things by hand?

At the county fair, animals are judged for the quality of their breeding and health. the animal pens are arranged in an array, with one animal in each pen. a barn can hold at most 10 rows of pens and at most 6 pens in each row, with room for people to walk around them. what different ways can the planners of the county fair arrange the pens for the horses and cows in the same barn?

Determine the height of each triangle. round to the nearest foot. a. 7 ft c. 8 ft b. 5 ft d. 4ft