Question 785666
(t +11)(t - 5) = 17
t^2 - 5t + 11t - 55 = 17
t^2 + 6t -55 -17 = 0
t^2 + 6t - 72 = 0
(t + 12)(t - 6) = 0
t + 12 = 0
t = -12

t - 6 = 0
t = 6