Hey there!
1/2 x 4/4 = 4/8
So , ? = 4
If x = -b/2a, then 2a = -b / x so a = -b / 2x or a = b / -2x
So the denominator is -2x because it has to take the minus sign that the numerator refused to take ;-)
Answer:
n= -7
Step-by-step explanation:
Step-by-step explanation:

=3.302
=3