Question

Choose what the expressions below best represent within the context of the word problem. The tens digit of a number is twice the ones digit. The sum of the digits in the number is 12. What is the number? x represents digit 2x represents digit

Answer 1

2x + x = 12
=> x =12/3 =4
so, original number is 84.

Answer 2

I see people ask this everywhere, THEY ARE NOT ASKING YOU TO SOLVE IT. It's just a matter of whether what digit does x represent and what digit does 2x represent.

Explanation:

The answer to your question is;

x represents the ones digit; and;

2x represents the tens digit.