Part B
Prove that your two expressions are equivalent. You may prove equivalence by explaining or showing
work.
2) Veronica gets her hair cut. The basic haircut is $25. The sales tax is 8%. Then, she adds a 15% tip to
the base price of the haircut. How much does she spend altogether?
3) Walmart is running a sale on baseball hats. Sergio bought one on sale for 25% off its regular price of
$45. If sales tax is 10.25%, what is the total cost of the hat?