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22 August, 09:58

Which ordered pair is a solution of this equation 5x - 7y = - 23 (4,0) (1,4) (4,1) (0,4)

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  1. 22 August, 10:02
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    B) (1; 4)

    Step-by-step explanation:

    (4; 0)

    5*4 - 7*0 = 20 - 0 = 0 (false)

    (1; 4)

    5*1 - 7*4 = 5 - 28 = - 23 (true)

    (4; 1)

    5*4 - 7*1 = 20 - 7 = 13 (false)

    (0; 4)

    5*0 - 7*4 = 0 - 28 = - 28 (false)
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