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7 December, 07:56

Resolucion de {3x+5y=29

{2x+3y=18

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  1. 7 December, 08:13
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    x=3 y = 4

    Step-by-step explanation:

    3x+5y=29 ... * 2 (multiply by2) = 6x+10y=58

    2x+3y=18 * -3 = (multiply by - 3) = - 6x-9y = - 54

    ADD both (-6x cancels 6x) y = 4

    2x + 3y = 18 2x + 12 = 18 2x = 6 x = 3
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