PLEASE HELP ASAP Six friends, four boys, and two girls went to a movie theater. They wanted to sit in a way so no girl sits on either first or last chair. How many such arrangements are possible?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Simplify the imporper fraction 31/2