Draw the line segment with endpoints (–5, 9) and (–1,–7) and find: the value of y if x=−4;−2.5;−2;−1.5;0

Situation: an archaelogist in turkey discovers a spear head that contains 54% of its original amount of c-14. n = noekt no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years find the age of the spear head to the nearest year