Curtis decided to go on a road trip to Canada. On the first day of his trip, he drove for 13 hours and traveled 858 miles. At what rate did he travel on the first day, in miles per hour?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)