Question

The difference of two times a number and three is seven. Find the number,

Answer 1

The difference of two times a number and three is seven

Let the required number be x

According to the above problem, we get

`2x - 3 = 7 \\ 2x = 7 + 3 \\ 2x = 10 \\ x = (10)/(2) \\ \boxed{x = 5}`

Therefore, the number is 5.

• 5 is the right answer.

Answer 2

The number is 7.

Explanation: