Question

What is the equation of the line that is perpendicular to the line `3x + y = 7` and passes through the point (6, -1)?

Answer 1

`y=-3x+17`

Explanation:

`color(white)(xx)y=ax+b`
`=>y=-3x+b`
`=>-1=-3*6+b`
`=>-1(+18)=-3*6+bcolor(red)(+18)`
`=>b=17`

`=>y=-3x+17`