Question 117177
Since m is the slope, we can solve for m


{{{y-y[1]=m(x-x[1])}}} Start with the given equation


{{{(y-y[1])/(x-x[1])=m}}} Divide both sides by {{{x-x[1]}}} to isolate m



So the slope of {{{y-y[1]=m(x-x[1])}}} is {{{m=(y-y[1])/(x-x[1])}}}


So the answer is C)