To calculate area of a Square you'll take a side and square it for example
48ft of fence
48/4=12
Now you'll square
12ft^2
I hope this works...
Field area:
280 x 390 = 109,200 m²
Barn area:
25 x 33 = 825 m²
let area: 109,200 - 825 = 108,375 m²
Answer:
Bill = 3x-9
Step-by-step explanation:
When you distribute you should get

Simplify to get

Answer 2 is correct
Since Kash explains already I won't explain again