Three friends will go skating at a rink that charges $12 for the afternoon. One friend will also need to rent ice skates for an additional $6. Tyra tried to calculate the total cost for all 3 friends. Her work is shown below

12*3=$36

$36+$6=$42

Step-by-step explanation:

42

Step-by-step explanation:12x3=36      36+6=42

you didn't post any answer choices, so its not 100% clear what your teacher is looking for

however, log(15/7) is equivalent to log(15) - log(7)

i'm using the rule log(x/y) = log(x) - log(y)

5

step-by-step explanation: