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18-07-2020
Mathematics

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Solve this system of linear equation. Separate the x- and y- values with a coma. -9x+3y=0 12x+4y=24

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talessilvaamaral talessilvaamaral

18-07-2020

[tex]-9x+3y = 0\\\\-9x = -3y\\\\3x = y\\\\\\12x+4y =24\\\\3x+y = 6\\\\y+y=6\\\\2y =6\\\\y =3 \\\\3x=y\\\\x = 1\\\\(x,y) = (1,3)[/tex]

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