Answer:
in five (5) ways a committee can be formed from 7 men and 5 women
In order to simplify this expression, we need to add the like terms.
Like terms are terms that have the same variables to the same power.
So we have:

Therefore the correct option is the fourth one.
|3x|=9
3x=9 -3x=9
X=9/3 x=9/-3
x=3 x=-3
Whenever you have an absolute value sign you have to find both the positive and the negative because they didnt signs into the equation but sometimes a question will ask for strictly the positive value or the negative value but if its not stated, find both.