Answer: 0
Step-by-step explanation:
2(2x-4)=4(x-2) - Start off by diong distributive property on both sides
4x-8=4x-8 - Add 8 to both sides toget rid of it
4x=4x - Divide both sides by 4
0 = 0 - The 2 equations are equal therefore the answer is 0
Hope this helps!