Answer:
idk
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
You add all the numbers and then divide by the amount of numbers (in this case, 8)
He can have 4 pictures framed and is left with $22.
Answer:
It is split open, therefore creating a new polygon
Step-by-step explanation:
Answer:
280 students
111 non students
Step-by-step explanation:
number of students (S)
number of non students (N)
S+N=391 S=391-N
4S+6N=1786
substitute S
4(391-N)+6N=1786
1564-4N+6N=1786
subtract 1564 from each side
2N=222
N=111
S=391-111=280