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Mathematics 19 Online
OpenStudy (anonymous):

im tired of saying help so much lol

OpenStudy (anonymous):

@cobra-strikes

OpenStudy (anonymous):

idk lol

OpenStudy (anonymous):

smh

OpenStudy (anonymous):

@welshfella

OpenStudy (anonymous):

divide both sides by 4900, what do you get?

OpenStudy (anonymous):

idk this is why i posted this here to get help lol

OpenStudy (anonymous):

That is why you feel tired to say "help" :( just make a division and you said "I don't know" . It is a big WOW to the helpers

OpenStudy (rushwr):

I have a clue. \[49x ^{2}-100y ^{2}=4900\] that is also equal to \[7^{2}x ^{2}-10^{2}y ^{2}=70^{2}\] right? I think now u would be able to carry out

OpenStudy (anonymous):

i understand that

OpenStudy (rushwr):

\[\sqrt{7^{7}x ^{2}-10^{2}y ^{2}=70^{2} }\]

OpenStudy (rushwr):

this is the simplifying step. \[7x-10y=70\]

OpenStudy (rushwr):

I hope u can carry out this

OpenStudy (anonymous):

x=((10*y+70)/7)

OpenStudy (rushwr):

yp

OpenStudy (anonymous):

y=-7

OpenStudy (anonymous):

@Rushwr

OpenStudy (anonymous):

is my answer c

OpenStudy (rushwr):

@paki I'm a bit busy can u luk for it ?

OpenStudy (anonymous):

answers b

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