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24 March, 07:57

Is the ordered pair (-2, 7) a solution of the equation 5x + 4y = 18?

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  1. 24 March, 08:26
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    Answer: Yes

    Step-by-step explanation:

    5 (-2) + 4 (7) = 18

    -10 + 28 = 18

    28 - 10 = 18

    18=18
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