Solution: Let x be the height of a student in Marta's class.
The mean height of 18 students in Marta's class is 60 inches
We know that:




Therefore, the total measure of all 18 student's heights is 1080 inches
First you do the 4.8 + 9.9.
This equals 14.7
then you add 14.7 to the 7.5.
You get 22.2.
There is your answer!
Answer:
6 is the answer
Step-by-step explanation:
6
Answer:
Use the slope formula.
Step-by-step explanation:
1. The slope formula is in the form of y2-y1/x2-x1.
2. Use one set of points as (x1, y1), and the other as (x2, y2).
3. Plug the points into the corresponding values of the slope formula.
4. Solve.
5. Your answer is -2/11.