Since each unit cube I gives the value of oneI would multiply 48x1.Your answer would be 48
Probaly trying to solve for x
multiply both sides by 80
1600/16=x
100=x
x=100
Answer:

Step-by-step explanation:
The area of the grass left will be the area of the total of the background subtract the area of the patio.
The area of the backyard is 
The area of the patio is 
Subtract the two areas to have the area of the leftover grass.

Answer:
450 x 15 = 6750 ft 2
Step-by-step explanation: