57 at 7.oo dollars is 399 so he bought 1 more at 1 dollar
1 yard = 3 feet
2 yards = 6 feet
3 yards = 9 feet
area= L(W)
6(9)= 54 square ft
The plot of land has an area of 54 square feet.
Answer:
4 - 7g
Step-by-step explanation:
Combine like terms: 5 - 9 - 7g = -4 - 7g (answer)
First, square both sides. This will cancel out the radical.

(a^2 = b + 6)
Then subtract 6 from both sides
b = a^2 - 6