Negative times positive equals negative.
A minus plus a minus is not necessarily positive. A minus multiplied by a minus is. The reason being that the minus of a minus is a positive. It's a double negative.
negative 49. This is because a minus multiplied by a plus is a minus.
176
37
two negatives multiplied by each other would create a positive, since the two negatives cancel out each other
-- If they're being multiplied or divided, then they make a minus. -- If they're being added or subtracted, then they can make either a plus or a minus. It depends on which one is bigger.
9
610
5
7-4+3x0+1=7
Depends what you mean by "and".If they're added: neverIf they're subtracted: sometimesIf they're multiplied or divided: always