If you have 5 credit cards at 75% or higher, will paying 1 off make more of impact than paying 3 to

Reducing all 5 to below 30% is best. The credit utilization rate is estimated to affect your credit on individual items as well as across the board as an average. Fair Isaac reports that you should keep all account balances below 30% of their credit limits to improve your credit score.

If you have 5 credit cards at 75% or higher, will paying 1 off make more of impact than paying 3 to 40%?

paying 3 cc to 40% will be more beneficial for your credit score.