help me asap like i need this

Answer:
to do tax, you take the percentage, which is 8%, and turn it to a decimal, and multiplying it by whatever the total you have for the moment.
so take $10.26 x 0.08, and when you get your answer, add it to the previous amount
when you have your answer, to calculate the tip, take your amount and multiply it by 15%, which as a decimal is 0.15, and that is your answer for your tip
Step-by-step explanation: