Thread: Slope of a perpendicular line

What is the slope of a perpendicular line to the line

2y + 3x=4

Originally Posted by heatherblack87

What is the slope of a perpendicular line to the line

2y + 3x=4

You first need to get the gradient m of the line 2y + 3x = 4. Can you do this? Then the gradient of the perpendicular line is -1/m.

I don't understand the -1/m I am sorry math is my absolute worst subject

Originally Posted by heatherblack87

I don't understand the -1/m I am sorry math is my absolute worst subject

Can you get the gradient of 2y + 3x = 4?