Answer:

Step-by-step explanation:

Add 9 to both sides:


Subtract 6a from both sides:


Divide both sides by -8:


It’s 8^6, you’re correct :)
To find the cost of each book, you need to divide the money spent on all of the books by the number of books.
$39 / 10 = $3.90 per book
Answer:
The greatest prime factor of 38 is 19
8(number of soup) times 3 =x (number of vegetable cans)