Answer:
A: write a multiplication expression containing at least 3 terms that has a negative answer
[tex](-5)(-6)(-7) = -210[/tex]
Product of two negatives is a positive. Product of a negative and positive, is a negative.
B: how could you change this expression so that it has a positive answer?
If we multiply a fourth negative term with this, it will change to positive.
[tex](-5)(-6)(-7)(-8)= 1680[/tex]
