Answer:
$23.87
Step-by-step explanation:
Start by finding out how much one book costs-
$20.46/6=3.41
Then find out how much seven books cost- 3.41 (7)=$23.87
(3+5.50)5
8.50*5=42.5
Derek spends $42.50 each school week.
Answer: {x,y} = {27/4,-47/8}
Shade in 9 boxes
12÷4= 3 (This is 1 fourth)
3×3=9 (This is 3 fourths)
The graph is shown in the image above.
