Question

How do you solve two step equations like 2x+1=9

Answer 1

`2x+1=9`
subtract 1 from both sides

`2x=8`
divide by 2 on both sided

`x=4`

Answer 2

2x + 1 = 9
- 1 = -1
^the 1's cancel
2x = 8
x = 8/2
x = 4 <--- that is the answer

hope this helps :)