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22-05-2020
Mathematics

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2y-4x=2 , y= -1x+4 solve by substitution

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22-05-2020

X=1 Y=3

Plug in the -1x+4 in the first equation for y and solve since y= -1x+4 solve you’ll get x=1 then plug that back in for x in the second equation and solve you’ll get y=3

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