Question

Which values or value are the expressions 15k + 9 and 3(2k + 3) +9k equivalent to?

Answer 1

so im going to factor each expressions
15k + 9 are both divisible by 3 so it is the same as
3(5k+3) (distribute the 3 and you get your original equation)
3(2k+3) +9k
6k+9+9k
15K+9 and do the same thing above