Answer:
a. x/3.
Step-by-step explanation:
You divide to find a quotient so it is x / 3.
Answer:
2x-7 or 7-2w
Step-by-step explanation:
I only know D. but I'll try to figure out the rest too. D. 9 years old
Answer:
7
Step-by-step explanation:
mean means average
there are 8 numbers
add them all up
7+8+9+2+4+5+12+9=56
divide 56 by 8 = 7
