Question

The difference of twice a number and 7 is 17. Find the number.

Answer 1

12

Explanation:

Answer 2

The number is 12.

Explanation:

Model this with an equation:

Difference means subtraction.

let x represent the number

2x - 7 = 17

2x = 24 <= isolate x to solve

x = 12

The number is 12.