Answer:
X=5
y=2
Step-by-step explanation:
x+4y=13
5+4(2)=13
x-y=3
5-2=3
Answer:
each folder costed 0.35
Step-by-step explanation:
8.75 divided by 25 would have given you the answer
Answer:
So then is required at least 210 ft in order to satisfy the conditions.
Step-by-step explanation:
For this case we can assume that the rectangular enclosure is on the figure attached.
The perimeter on this case is given by:
We know that the total area is and the total area is given this formula:
Because we have two identical rectangular pieces.
And we can find the value for W like this:
And then we can find the perimeter like this:
So then is required at least 210 ft in order to satisfy the conditions.