El_Pollo
x=y/y+4 solve for y



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ajprincess
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First cross multiply nd tell me vat do u get?

El_Pollo
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ok

El_Pollo
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i don't know

ajprincess
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dw:1347207483320:dw

ajprincess
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nw can u do?

El_Pollo
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no i get stuck on this part

ajprincess
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dw:1347207668719:dw

ajprincess
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Nw subtract xy both sides. Can u?

El_Pollo
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ok

El_Pollo
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x+4=yxy

JadeEyes
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x(y+4) = y
xy + 4x = y
4x = y  xy
4x = y(1 x )
y = 4x / (1x)

El_Pollo
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Where does the 1x come from

ajprincess
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When u take y as common factor from yxy

El_Pollo
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OK thanks

ajprincess
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yw:)