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Mathematics 13 Online
OpenStudy (elvisiscool69):

solve the system by graphing. -3x-y=-10 4x-4y=8

OpenStudy (retireed):

What should you do first?

OpenStudy (ryanchick):

it wolud be 7 and 12

OpenStudy (elvisiscool69):

i dont know how to do thids at all

OpenStudy (elvisiscool69):

OpenStudy (elvisiscool69):

OpenStudy (retireed):

Never mind it says to use graphing.... rebooting

OpenStudy (elvisiscool69):

did u see the graphs i posted

OpenStudy (elvisiscool69):

@retirEEd

OpenStudy (elvisiscool69):

? those r the answer choices

OpenStudy (retireed):

sorry this is taking so long my graph was really bad

OpenStudy (retireed):

Slope intercept form for both equations is needed in order to graph them.... y = mx + b -3x-y=-10 ----> -y = 3x - 10 need y to be positive /-1 ---> y = -3x + 10 4x-4y=8 divide by 4 ---> x - y = 2 ---> -y = -x + 2 ---> y = x - 2

OpenStudy (retireed):

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rebeccaxhawaii (rebeccaxhawaii):

hey mary aka elvis go to desmos an online website and type those point in

rebeccaxhawaii (rebeccaxhawaii):

and wow no medal for this trooper dont worry retirEEd i gotchu

OpenStudy (elvisiscool69):

lol shut up becca and sorry i dont go to porn websites like you haha

OpenStudy (retireed):

Thanks! I really struggled with that one, but most of it was my fault for starting off solving the equations with algebra instead of graphing.

OpenStudy (elvisiscool69):

its okay thanks though :)

rebeccaxhawaii (rebeccaxhawaii):

this one wasnt porn ..

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