I need help on this one
find x (3,7), (x,4) m= 3/5 and with this one
(x,-2), (6,-4) m= -1/2

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

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.

What is the value of x? enter your answer in the box.