Solve the following equation. Show all your work

21.3 = x + 5.1

give me 5 different ones

1. x = 21.3 - 5.1 = 16.2

2. x = 21.3 - 5.1 = 16.2
3. x = 21.3 - 5.1 = 16.2
4. x = 21.3 - 5.1 = 16.2
5. x = 21.3 - 5.1 = 16.2