Solution:
Let x be the number of candles Kelly sold.
Let y be the number of candles Jakeya sold. Jakeya sold 5 more candles than Kelly;

Also, let z be the number of candles Cindi sold. Cindi sold 1 less than twice as many candles as Kelly.

Altogether, they sold 52 candles;

Hence, the equation that could be used to determine the number of candles that Kelly sold is;

CORRECT OPTION: B