Answer:
$6.96
Step-by-step explanation:
5.25% of $5.79
5.79 × 5.25/100 = $0.303975 or $0.30
15% of $5.79
5.79 × 15/100 = $0.8685 or $0.87
total
$0.29 + $0.87 + $5.79 = $6.96
Answer: the answer is 521
Step-by-step explanation: i don't know how i got it i am a human calculator :)

is undefined when the denominator is 0. i.e. x - 3 = 0 or x + 2 = 0 or x - 5 = 0 i.e. x = 3 or x = -2 or x = 5.
Hence, Bobby is right.
Answer:
60 stamps
Step-by-step explanation:
Has 33 now. Before adding 13 stamps, she had (33-13) 30. This is half of her total, since she already sold half. To get the whole, multiply 30 by 2. 60 She started with 60