Use the distributive property to multiply.

(x-9)5

This problem is extremely confusing to me.
Can you do this and explain the steps?

2 answers

(x-9)5 = x(5)-9(5) = 5x-45

just as

(12-7)(5) = 5(5) = 25
12*5 - 7*5 = 60-35 = 25
I don't get it. What did you do?