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-x + 2/5 = -3/5y 

3y = -18/11x +51/11

 Nov 7, 2018
 #1
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x+25=35yx=25+35y=15(2+3y)now look at the second equation3y=1811x+5111substitute in the first result3y=1811(15(2+3y))+5111

 

3y=1855(2+3y)+51113y+18355y=18255+511121955y=21955y=1x=15(2+3y)=1(x,y)=(1,1)

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 Nov 7, 2018

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