One number is 10 more than the other. Their product is 299. Which of the following are the representations?

A. Let x= the first number
x + 10 = the second number

B. Let x = the fist number
x - 10 = the second number

C. Let x = the first number
10x = the second number

D. Let x = the first number
2x + 10 = the second number