Answer:
The length of rectangular is increasing at a rate 0.5714 meters per hour.
Step-by-step explanation:
We are given the following in the question:
Initial dimensions of rectangular box:
Length,l = 10 m
Width,w = 7 m

We have to find the rate of increase of length.
Area of rectangle =

Differentiating we get,

Putting values, we get,

Thus, the length of rectangular is increasing at a rate 0.5714 meters per hour.
He can use it to make sure he lined his place values up properly
Your answer is 3(x+8) I believe
(3x+2)-(2x-2)
3x+2-2x-2
3x-2x=x
2-2+0
X
Answer:
im sorry i dont know but this is for a challenge sorry
Step-by-step explanation: