Answer:
Determine the total coast
total cost=orignal price+sale tax+tip Write the formula
=80.40+5% . 80.40+10%.80.40 subtitute the values
=80.40%0.05.80.40+0.10.80.40 Show percent as decimal
=80.40+4.02+8.04 Multiply the values
=92.46 Add the values
Step-by-step explanation:
