Asap if u know/brainliest/5 stars and thx! which situation is best represented by the following equation? 2x + x = 21 a) lilly and paul played video games for 3x hours over the weekend. the amount of time lilly played can be represented by x. the amount of time paul played was 21 hours. what is x, the amount of time played by lilly? b) lilly and paul played video games for a total of 21 hours over the weekend. the amount of time lilly played can be represented by x. the amount of time paul played is 2 times the amount lilly played. what is x, the amount of time played by lilly? c) lilly and paul played video games for a total 21 hours over the weekend. the amount of time lilly played can be represented by x. the amount of time paul played is 2 more hours than the amount lilly played. what is x, the amount of time played by lilly? d) lilly and paul played video games for a total of 21 hours over the weekend. the amount of time lilly played can be represented by x. the amount of time paul played is 1 more hour than the amount lilly played. what is x, the amount of time played by lilly?