A password contains 10 characters of which 6 are letters and 4 are numbers. How many different passwords are possible?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

Simplify. 3(4+4x) (type your answer in with no spaces)