Reasoning How can you find the slope of the line that passes through the points (0, 0) and
(2, 4)? Explain.

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.

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?

Is there an x intercept in the equation 60*1.15^x