Area = 4 cm * 8 cm = 32 cm²
Answer:
Isolate the variable by dividing each side by factors that don't contain the variable.
n = 8
Step-by-step explanation:
Have a nice day! I hope this helps!
Answer: 
Step-by-step explanation:
By definition, the volume of a rectangular prism can be calculated with the following formula:

Where "l" is the length, "w" is the width and "h" is the height of the rectangular prism.
In this case, you can identify that the length, the width and the height of this rectangular prism given in the exercise, are:

Then, knowing its dimensions, you can substitute them into the formula:

Finally, evaluating, you get that the volume of that rectangular prism is:

Answer:
x =10
Step-by-step explanation:
52 - 12 = 40
40 divide 4 = 10
she has 10 boxes