Answer:
5
Step-by-step explanation:
2+4+6+8 = 20
20 / 4 = 5
Y=3x-9
0=3x-9
-3x=-9
x=3
X-int = 3
Answer:

x = 37.85
Step-by-step explanation:
Answer:
The party will cost 28.125 dollars.
Step-by-step explanation:
Because to find how much each person costs you would have to take 22.50 divided by 4 to get 5.625, then do 5.625 times 5 to get 28.125 as your answer.