The wave function for a linearly polarized wave on a taut string is
y(x, t) = A sin(wt-kx+o)

A = 0.24 m
w = 6.3 s^-1
k = 7 m^-1
o = 0.53

t is in seconds and x and y are In meters.

What is the speed of the wave?
Answer in units of m/s.