You and your family go out to eat for a nice, long, Saturday brunch. It’s a restaurant you don’t normally go to, and it’s actually more expensive than you guys usually spend. The service is very good, and the food is quite yummy! The total bill comes to $69.06 after tax, and $65.00 before tax. How much tip do you leave?

the answer is d

step-by-step explanation:

take the logarithm of both sides (the base of the log doesn't matter):

apply the exponent property - this says that :

distribute the log terms on both sides:

group like terms together:

divide through both sides by the coefficient on :

you can do some additional rewriting here using the properties of the logarithm to simplify things if you like:

the correct answer is c

good luck love