amadeo1sabel amadeo1sabel

19-05-2017
Mathematics

contestada

y = –x + 4 x + 2y = –8 How many solutions does this linear system have?

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TheHero TheHero

19-06-2017

x + 2y = -8
-x - y = -4

y = -12

x = -8 - 2 (-12) = -8 + 24 = 16

It has a one solution

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