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20 November, 21:17

Solve the system x+y=3, x-y=1

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  1. 21 November, 01:16
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    x = 2, y = 1.

    Step-by-step explanation:

    x+y=3

    x-y=1

    Adding the 2 equations eliminates y:

    2x = 4

    x = 2.

    Substitute for x in the first equation:

    2 + y = 3

    y = 3-2 = 1.
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