What is x in 234x=564x+45635x+65545

I’m not sure but I got this:

 Alfred wants to buy soda. If he goes to his regular supermarket, each bottle of soda costs $1.25. If he goes to a wholesale club, he has to pay a $50 membership fee, but each bottle of soda is only $0.75. How many bottles does Alfred need to buy in order for it to not matter where he goes to buy it I hope that i helped