Answer:
It is 5
Explanation:
As since 3x-4 is 16, 20 is 4x. x is 20 divided by 4 this x is 5
Answer: 5
16=4x-4
So you add 4 on both sides to cancel it out so it is now 20=4x
Then you divide both sides by 4, so it is 5=x. Therefore the answer is 5
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