An author works on a new book and after writing a few chapters, begins a new plan to write 600 words per day. On the fifth day o
f working on this plan, 4, 500 words have been writen. Which cquation represents the total number of words the author has written, y, based on the number of days, I, since the new plan was started?
(X-5)2+3(X-5)+9 = 0 let expand the equation (x)x2-(5)x2 + 3(x)-3(5) + 9 = 0 2x-10+3x-15+9=0 collect like terms 2x+3x-10-15+9 =0 5x-10-6 =0 5x-16=0 5x=0+16 5x=16 divide both side by 5 we have x=16/5
