Mark and his 3 friends went for dinner and their total bill was $85.90. They added 10% tip to the bill. Sales tax is 8%. How much did each person pay

you'll just earn points here

step-by-step explanation:

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a

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)

a

step-by-step explanation: