I dont knwo how to do this
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
we have
solve for x
Group terms that contain the same variable and move the constants to the other side
Answer:
4,151,347,200
Step-by-step explanation:
To find how many ways the train can be made up we use the permutation formula and the values given.
n = 16
k = 9
So there will be 4,151,347,200 different ways that the train can be made.