As an algebraic expression it is: 4i-12
afs
m - 12
It is simply: x+12
Let the unknown number be x and so the expression is: x+12
x=5y-12 where x is your answer
It is: 2t-12
15.x-12
To get three more than a number, add there. If the number is n, then three more than n is n + 3.
12
4n-12
It is: 4e/12 which can be simplified to e/3