Write a problem based on the given information.
p = cost of dinner
0.15p = cost of a 15% tip
p + 0.15p = 23

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Solve 2x+y=3 x+y=5 in substitution method

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?