Answer:
under
Step-by-step explanation:
change the underminator, we have
7×(x-2)-4×(3x+5)=-3×7×4
7x-14-12x-20=-84
-5x=-50
x=10
An extraneous solution doesn't belong to the domain.
Answer:

Step-by-step explanation:
6! means 6×5×4×3×2×1
Answer:
9
Step-by-step explanation:
1) order all numbers least to greatest:
3,5,9,17,20
cross of a number on the right side and do the same on the left until u have 1 number left
u will be left with 9
9 is ur median
hope this helps!