Answer:
-0.5
Step-by-step explanation:
He would have 21 before he bought the 10 stamp because 31-10=21
We should fuigre it out by first doing 1.7x since we don't know the 2 different widths and lengths.
P= 2*length + 2*width(the distance around)
Question says...
2(1.7x)+2x = 28
3.4x+2x=28
5.4x=28
X= 28m divided by 5.4
x = 5.2m: the width The length is : 8.8m
63 dollars 3 hours
21 dollars 1 hour
