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17 May, 18:34

Use the substitution method to solve the system of equations. Choose the correct ordered pair. x + y = 5 y = 7

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  1. 17 May, 18:54
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    First we put 7 in the place of y, after that subtract 7 from both sides, the answer is - 2.

    x + y = 5 y = 7

    x + 7=5

    x = 5-7

    x = - 2
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