Answer:
D)If 3x-4=20, then 2x=16
Step-by-step explanation:

The left sides of the equations are the same and the right sides of the equations are different, therefore the system of equations is inconsistent.
Answer: B. inconsistent.
4x = 28
28 divided by 4 = 7
x = 7
4•7=28 (TRUE STATEMENT)
It is the last choice, 12
seven times two is 14
74-14=60
60/5=12
Hope this helps!!