The number I believe you are looking for would be an exact form of -28/9
Or a decimal form would be -3.1 repeating
C. You'd be starting at a higher floor (positive number) and descending floors (negative number per x). If you assume x is time it's a little more logical and visual.
If you have a graphing calculator, you could use it to solve this question.
If you have a TI-84, go to <em>MATH</em> then <em>PROB</em> then <em>3: nPr</em>
From there, all you have to do is type in 7 and 3 in their correct spots to get 210 as your answer.
Answer:
Step-by-step explanation:
Here's the system graphed. Not sure what you meant by solution though, what are you trying to find?