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Mathematics 8 Online
OpenStudy (melissa_something):

Find an equation for the graph below: (PLEASE HELP)

OpenStudy (melissa_something):

OpenStudy (anonymous):

you are still here

OpenStudy (melissa_something):

Yeah it's easy I know but when I did it myself I got something tottallyyyyy different from mathway

OpenStudy (ccswims):

well first we need to find the slope

OpenStudy (ccswims):

\[\frac{ y2 - y1 }{ x2 - x1}\]

OpenStudy (melissa_something):

its -1/4!

OpenStudy (ccswims):

I got -1/5

OpenStudy (melissa_something):

Oh yeah youre right my bad

OpenStudy (ccswims):

ok, now we must do point-slope form y - y1 = m(x - x1)

OpenStudy (ccswims):

We can pick any point on the graph, so lets pick (-3, -2) y + 2 = -1/5 (x - 3)

OpenStudy (ccswims):

Distrbute -1/5 to x and 3 And it should be (x + 3) that was my mistake

OpenStudy (melissa_something):

Thanks! So it will be that! :)

OpenStudy (ccswims):

SORRY

OpenStudy (ccswims):

I dont know why my computer pasted that

OpenStudy (ccswims):

Not yet, this is only point-slope form

OpenStudy (ccswims):

not the equation y = mx + b yet

OpenStudy (ccswims):

unless your equation is asking for point-slope form

OpenStudy (melissa_something):

Idk like it literally just says find an equation for the line below but I think it does need to bee in that lol

OpenStudy (ccswims):

Well it will usually tell you specifically point-slope form if it wants that. Are you learning about the transtition from point-slope form to the equation, just the equation, or just point-slope form?

OpenStudy (ccswims):

What your are learning will help determine what the question is asking

OpenStudy (melissa_something):

Um it's online but I think I got it :)

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