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Solve using the substitution method and state if the system has a solution.


  • algebra -

    4p - 2q = 16

    4p = 16 + 2q

    p = 4 + .5q

    5p + 7q = 1

    Substitute 4 + .5q for p in the last equation and solve for q. Put that value in the previous equation to find p. Check by putting both values into the last equation.

  • algebra -

    solve the system of equations answer as an ordered pair 5x-y=27

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