Find the equation of a line that passes through the point (4,2) that is perpendicular to the line y = x. Show your work.

Question

Find the equation of a line that passes through the point (4,2) that is perpendicular to the line y =  x. Show your work.

anonymous · Answer

$$y=4/3x$$

anonymous · Answer

can u help?

koikkara · Answer

Hello, Sweet @princess1298 I was wondering... how can i help you ?

anonymous · Answer

awww haha i need to find the equation but show my work how i got to the equation

koikkara · Answer

lol, how can i show your work, wen u did it ....alright, can u just post your answer here...so that i can sort it out ?

anonymous · Answer

hahaha  well i dont know how to get an equation outta this!!!!!!

koikkara · Answer

Alright, have a look at.. http://www.mathsisfun.com/algebra/line-parallel-perpendicular.html, Does this help ?

anonymous · Answer

nothing shows up it says oops cant find the file

koikkara · Answer

ohh, means.... u can't access the links..., just a min...

anonymous · Answer

is that it?!!!!!!!!!!!!

koikkara · Answer

Not yet.... check out this example...

koikkara · Answer

@princess1298 So u have the equations, i guess so... !!

anonymous · Answer

so i have to put it in y=mx+b????

koikkara · Answer

Yeah, You are brave..

anonymous · Answer

hahaha y u say that! im stupid!!

koikkara · Answer

Hmm... Because, ref this... (attach files)  says well that you are just so incredible girl/boy to sort it out...

anonymous · Answer

hahaha nah!!!!!!!!!!

koikkara · Answer

At the end what happened to me, you knoe, i just forgot what was the question...! So, how much you got $y=??$

anonymous · Answer

idk if y is 1 or 0

koikkara · Answer

lol, sweet princess, can u please try it in here step by step so i can find where or what u made wrong...?  $Cute~Your~smile~makes~you~look~!!$, Its not part of the question...lol

anonymous · Answer

lol one sec

anonymous · Answer

i got y=-3/4x=5 is that right?

koikkara · Answer

umm, $Partially,~ it ~looks ~Correct~!!$

anonymous · Answer

hahha ughhh!!!!!!!!!! where am i wrong!!!!!

koikkara · Answer

@Instagram Hey can u help her... because, i have a powercut in here just after 1 min... Thank you..!

koikkara · Answer

@princess1298 Like you, she too a brilliant, could help you out, when I am Out !!

anonymous · Answer

UMM OK!!!!!!!!!!! hahaha

anonymous · Answer

y=mx+b y=4x+2

anonymous · Answer

I'm not sure what we're doing here.

anonymous · Answer

finding the equation