Answer:
<h2> 487/8 inches </h2>
Step-by-step explanation:

Answer:
There is literally no line shown lol
96 units squared
The formula for area:
A = (1/2)bh
Area = (1/2) times base times height
The mean is the average.
Let A = mean
A = (18 + 14 + 9 + 6 + 3)/5
A = 50/5
A = 10
Ellie's mean time is 10 seconds.
Use distributive property: a(b + c) = ab + ac
x(2x + 3) = (x)(2x) + (x)(3) = 2x² + 3x