Use the distributive property to write an equivalent expressions. 8(y-7z+1)

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?

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2