Question 914563
(2,8) and 
(-2,15)  m ={{{(y[1] - y[2])/(x[1] - x[2] )}}} = -7/4
***Using point-slope form, {{{y - y[1] = m(x - x[1])}}}P(2,8)
y-8 = (-7/4)(x-2)
y = (-7/4)x + 7/2 + 16/2
y = (-7/4)x  + 23/2