Question

four times a number when added to 15 gives the result 60 find the number

Answer 1

let the number be x
4x+15=60
4x= 45
x=45/4=11.25

Answer 2

Let the number be x=4x
4x+15=60
4x=60-15
4x=45
x=45÷4
x=11.25