Question

How do you solve `x-3< 3x-7`?

Answer 1

`2 < x`

Explanation:

`x-3<3x-7|color(red)(-x)`
`xcolor(red)(-x)-3<3xcolor(red)(-x)-7`

`-3<2x-7|color(green)(+7)`
`-3color(green)(+7)<2x-7color(green)(+7)`

`4<2x|:2`
`2 < x`