Hal-5700X to [email protected] • 9 hours agoA book costs $1 plus half it's price. How much does it cost?message-square15fedilinkarrow-up121arrow-down110
arrow-up111arrow-down1message-squareA book costs $1 plus half it's price. How much does it cost?Hal-5700X to [email protected] • 9 hours agomessage-square15fedilink
x = 1 + x/2
2x = 2 + x
x = 2
Also, if applied recursively, it approaches 2: