Question

by horizontal method:

(2m-5n) (3m-7n)

Answer 1

2m(3m-7n) - 5n(3m-7n)

6m^2-14mn - 15nm + 35n^2

6m^2 - 19mn + 53n^2

:))

Answer 2

by horizontal method: .... all you are doing is multiplying it out like every other number that you have ever done since you learned how to multiply ... just use the "vertical method" lol

2m-5n
3m-7n
--------------
-14mn +35n^2
6m^2 -15mn
---------------------
6m^2 -29mn +35n^2