Irene is going to read a 216-page book. If she reads at a rate of 18 pages per day, how many days will it take her to read 13 of the book?

for the points! : )

the final price would be 29.6925

step-by-step explanation:

39.59 minus 25% equals 29.6925

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11