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Mathematics, 20.11.2019 17:31 lol6998

2x+y= 3
x-2y= -1
if equation two is multiplied by -2, and then the equations are added, the result is


2x+y= 3 x-2y= -1 if equation two is multiplied by -2, and then the equations are added,

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Answers: 1

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2x+y= 3
x-2y= -1
if equation two is multiplied by -2, and then the equations are added,...
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