-30 is the answer for your question
Yes the answer is ymb=y your welcome
Answer:
The letters in the word glacier can be arranged in 5040 different ways
Step-by-step explanation:
As there are 7 letters in the word glacier, that means that the number of ways would be 7!
This can also be written as

So for this you need to set them equal to each other! 3x+100=5x-160
now you combine like terms and solve!