Answer:
$71.39
Explanation:
So we can go ahead and add the extra money they paid (sales tax and tip).
15% + 6% = 21%
Then we can find 21% of 59 then that will be our extra money we're paying.
59 × 0.21 = 12.39
Then we add that amount to our 59 to get the total amount.
59 + 12.39 = 71.39