Question

I am thinking of a number. I subtract 10 then divide by 2 and now have 19 what was my original number

Answer 1

x=48

Explanation:

(x-10)÷2=19

x-10 =19

2

(x-10)×2 =19×2

2

x-10=19×2

x-10=38

x=38+10

x=48