Answer:
a square backyard with width (x - 9)
Step-by-step explanation:
x²−18x + 81 = x² - (2 x 9) x + 9² = (x - 9)²
width = area / length = (x - 9)² / (x - 9) = x - 9
Length = width
This is a square backyard
Answer:
D) 50/3
Step-by-step explanation:
6/10 = 10/(6+x-6)
6/10 = 10/x
6x = 100
x = 100/6
x = 50/3
Answer: Yes. 5 kilograms is a little more than enough.
Step-by-step explanation:
Use the conversion factor. 1 kilogram = 2.20462 pounds
We can round that to 2.2 for a question like this.
5 × 2.2 = 11 pounds
