Answer:
u already answered the questions
Step-by-step explanation:
Answer:
<h2>
D. 38kg</h2>
Step-by-step explanation:
Convert 84lbs to kg (mass is measured in kg ).
![1 \: lb = 0.453592kg \\ 84 \: lb = x \: kg](https://tex.z-dn.net/?f=1%20%5C%3A%20lb%20%3D%200.453592kg%20%5C%5C%2084%20%5C%3A%20lb%20%3D%20x%20%5C%3A%20kg)
Cross Multiply
![x = 84 \times 0.453592 \\ x = 38.1018](https://tex.z-dn.net/?f=x%20%3D%2084%20%5Ctimes%200.453592%20%5C%5C%20x%20%3D%2038.1018)
Answer:
x = 8/3, y = 22/3
Step-by-step explanation:
5x-y=6-2x+y=8
5x-y=8 --- 1
6-2x+y=8 --- 2
by solving 1 and 2, x = 8/3, y = 22/3