Evaluate $2x+6y$ when $x=-\frac{4}{5}$and $y=\frac{1}{3}$. Write your answer as a fraction or mixed number in simplest form.

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?