Question

“One third of a number is 12 less than the
number itself”

Answer 1

let 'N' be a substitute for a number example 1/3(n)=n-12 then now we can multiply by 3 so we can get it n=3n-36 now get n onto the same side of the equation so we get 2n=36.after that divide by 2 we get n=18.