Answer:

Step-by-step explanation:
Answer:
$8.30
Step-by-step explanation:
7.99 + 4% = 8.30
The slope-intercept form:

m - slope
b - y-intercept
We have the slope m = 5 → 
and point (-2, 0). Substitute:

<em>add 10 to both sides</em>

<h3>Answer: y = 5x + 10</h3>
Answer: 3 dollars for a book.
Step-by-step explanation:
It’s going to be 400 dollars, 20percent is 100 dollars