Question

The difference of two numbers is 8. When twice the first number is added to three times the second number, the result is 51. What are the two numbers?

А. 12 and 4
B. 15 and 7
C. 20 and 12
D. 23 and 15​

Answer 1

15 and 7
You will make 15 times two + 7 times 3

Answer 2

The answer would be B.15 and 7. 15•2 would be 30. And 7•3 would be 21. Which added together would be 51.
Hope this helps!