Question

Which of the following expression are equivalent to -3.5(2 -3m) - 2.5n ?

Answer 1

-7 + 10.5m - 2.5n

Explanation:

To simplify this, we have to first simplify -3.5(2-3m) into -7 + 10.5m.

Now, subtract 2.5n to get -7 + 10.5m - 2.5n.