Answer:
He sold 6 books.
Step-by-step explanation:
If he sold a combination of 15 toys and books then the equation to find how many books he sold is the total minus how many toys he sold. 15-9=6
Answer:
D). All three choose a valid step toward solving the equation
Step-by-step explanation:
It would be .10 bc they are both decimals
Answer:
7x4=28
28/8=3.5 <em>(you cant get 3.5 pizzas so ROUND UP)</em>
SO you need 4 pizzas