At shirt cost 18 dollar before tax. after sales tax, the t shirt is 19.53. what is the sales tax rate?

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?