Question

1. 4x=3y+3, 6y= 8x+ 36.

2. y=3x-1, y= 6- x/3.
determine whether the following pair of lines is parallel or perpendicular?

Answer 1

4x=3y+3 and 6y= 8x+ 36 and y=3x-1 and y= 6- x/3

4x=3y+3 and 6y= 8x are parallel and y=3x-1 and y= 6- x/3 are perpendicular.

See the attached plot for answer.