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Answer:
1) x=-36
2) x>-11/12
3) x>-22
Step-by-step explanation:
Factors of 18
If he has 1 friend, he gives 18 cookies
2 friends, 9 each
3 friends, 6 each
6 friends, 3 each
9 friends, 2 each
18 friends, 1 each
these are the common factors of 18. I don't know whether fractions are applicable here but I hope this helps.
30% is 24
45% is 36
take 15% and multiply it by however much it takes to make the percentage than multiply that by 12