Answer:

Step-by-step explanation:
Let c be the number.
We are asked to write an expression for given verbal description.
7 times the number c would be
.
Two less than seven times a number means 2 subtracted from
.
Two less than seven times a number c would be
.
Therefore, our required expression would be
.
Answer:
755757
Step-by-step explanation:
Answer:
1) Mean 2) Standard deviation 3) symmetric
Step-by-step explanation:
B because it has opposite slopes