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Mathematics 9 Online
OpenStudy (anonymous):

i got 2/9x-73/9

OpenStudy (anonymous):

what's the question?

OpenStudy (anonymous):

o crap that i thought i was replying sorry

OpenStudy (anonymous):

but i do have a ?

OpenStudy (anonymous):

what is it ^_^?

OpenStudy (anonymous):

write an equation of the line containing the given point and parellel to the given line... (2,-5);9x-4y=7

OpenStudy (anonymous):

Solve the given equation for 'y' and take the slop of that equation and the x & y values of the given point and insert them into the y=mx+b formula. Solve for b.

OpenStudy (anonymous):

i get that i just know how to solve for b ..this is for an online course. im so frustrated.

OpenStudy (anonymous):

We've already answered this question in your previous thread. I dunno why people keep making duplicate questions

OpenStudy (anonymous):

okay first let's re-write the function in terms of y : y =( 7-9x)/-4 = 9x/4 -7/4 then find m (slope) since it's parallel then the slope won't change: m = 9/4 now you know the equation that we use to find the function right? : y - yo = m(x - xo) substitute the points and m and solve for y ^_^ , you'l get: y +5 = 9/4(x - 2) y = 9/4x -19/2 ^_^ that's it

OpenStudy (anonymous):

no need to be frustrated, I'll give you a hint. When we have a parallel line then the slope never changes it'll stay the same, but when the line is perpendicular, then you must take the reciprocal of the slow ^_^

OpenStudy (anonymous):

slope*

OpenStudy (anonymous):

tarantino, did you understand it now ? :)

OpenStudy (anonymous):

yes thank you

OpenStudy (anonymous):

you are most welcome ^_^ good luck

OpenStudy (anonymous):

that helped alot. i did nt just want an answer im glad someone actually explained it

OpenStudy (anonymous):

glad you understood it :)

OpenStudy (anonymous):

;)

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