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Today, 06:18

Solve algebraically

x-4y=-10

x+y=5

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Answers (1)
  1. Today, 08:55
    0
    if x+y=5, then x=5-y

    so x-4y=-10

    5-y-4y=-10

    5-5y=-10

    -5y=-15

    y=3

    x=5-y

    x=5-3

    x=2

    x=2; y=3
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