Ateacher is holding tryouts for a school play. there are 15 students trying out for 7 parts in the play each student can play each part. in how many ways can the teacher select the students?

6,435

Step-by-step explanation:

To find the number of ways the teacher can select the students, we can use the combination formula.

n = 15

k = 7

Now let's plug it in.

So there are 6,435 ways that the teacher can select the students.

answer by yourhope:

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a farmer that lived in ancient egypt would most likely be barried in the sand, in the desert!

: )

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.