Basically you have to use trigonometry to solve this. You will be using a sine ratio. Type sin-1(36/43). Use the 2nd button to do this. Your answer should be 56.84659158 but round to 57.
Answer:
20 more books
Step-by-step explanation:
£204 - £35.50 = £168.50
168.50/8.25 = 20.42
We obviously can't buy 0.42 of a book, so you round down and get 20 books
7x + 15 :)
Photomath also helps with giving answers and explaining how
She deposited $16,000 at 4% and $32,000 at 4.5%