Error Analysis The solution shown for the equation is incorrect. What is
the correct solution? What is the
error?
- 3(5-r) = 12
- 15 - 3r = 12
- 3r = 27
r= -9
The solution is
(Type the value of r.)

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?

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

An object in geometry with no width, length or height is a(n):