What are the constants in the expression 7r - 3 + 2s + 5 A 7, 3, 2, and 5

B -3 and 5

C 7 and 2

D 7, 2, and 5

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.