Answer:
d
Step-by-step explanation:
i think
To solve this problem you must apply the proccedure shown below:
1. You must make a system of equation by using the information given in the problem above. Then, let's call:
: The number of computers sold.
: The number of hard drives sold.
2. Therefore, you have the following system of equations:
2. Solve for in the first equation and substitute it into the second equation:
3. Solve for :
4. Substitute the value of into the first equation to calculate :
Therefore, the answer is: The store sold 
computers and 
hard drives.
Answer: Use the formula.
Step-by-step explanation: The circumference of a circle is found with the formula C= π*d = 2*π*r. Thus pi equals a circle's circumference divided by its diameter. Plug your numbers into a calculator: the result should be roughly 3.14.
Answer: B. NO
Step-by-step explanation: It does not pass the parallel line test
