3. To improve in skating, Kara's coach told her that she needs to take two times as jumps
and four times as many spins every day. Ifj represents the number of jumps and s
represents the number of spins Kara does daily, write an expression to show how many
spins she will need to take in order to improve in skating.
4. Auto Tires was having a sale by replacing tires for $180. If any tires were replaced,
an additional charge of $95 was added to the bill. If Auto tires replaces t tires,
what will the cost of the visit be? Write your answer as an expression
5. Sandra shared a lunch bill with her friends. They evenly divided the $48 bill
among the four of them. Sandra also paid a $8 tip. How much did Sandra pay in
total? Write your answer as an expression.