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algebra

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Solve using the eliminattion method. Show your work. If the system has no solution or an infinite number of solution, state this.
-2x-8y==42
-4x+6y=-18

  • algebra -

    multiply the first equation by negative 2

    4x+16y=-84 check the sign, ==42?
    -4x+6y=-18

    add the equations....
    24y=-102
    y=102/24

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