Answer:
20.04
Step-by-step explanation:
He marked it down to 67%. Not up
Answer:

Step-by-step explanation:
The equation to solve is:

To get rid of the "square", we need to take square root of both sides:

Then we use algebra to find the value(s) of x. Remember, when we take square root, we have to add up a "+-" (on the right side). Shown below:

So these are 2 answers for x.
Answer:
24.7
Step-by-step explanation:
.38(65)