Question

When one quarter of a number is subtracted from one third of the number, the result is 7. find the number?

Answer 1

let the number be x
1/3x - 1/4x = 7
1/12x = 7
x=84

Answer 2

let the number be x
1/3x-1/4x=7
x/3-x/4=7
4x-3x/12=7
x/12=7
x=84