
Kenneth S. answered 03/02/17
Tutor
4.8
(62)
Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018
Use the two given points to calculate the slope.
Then write y = mx +b (you'll have a number for m); into this substitute the x and y of point (4,0)--this will enable you to find b.
Easy!