Answer:
look at picture
Step-by-step explanation:
x: adult tickets
y: student tickets
If we want to know the greatest common factor, we should ask: is one of the numbers divisible by the other? if yes, then the smaller number will be the answer!
let's try:

so, yes!
6 is the greatest common factor of the two:)
Answer:

Step-by-step explanation:
So we have the inequality:

Divide both sides by 5:

And, we're done!
This means that the solution of the inequality is all values less than or equal to 9.
I hope this helps!
I cant see. please submit another picture