Steven skateboards at a constant speed. He can skateboard 4 miles in 33 minutes. Which linear equation represents Steven's constant speed?

The table shows the distance traveled over time while traveling at a constant speed.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

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.