F(x) = x2 - 4x - 21. What will the function have at the y-intercept and where would the vertex be ?

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.