algebra

jack and jessica earned the same amount last wek. They both work for the same hourly rate. Jack worked 18 hours and had $42 deducted from his pay. Jessica worked 15 hours and had $18 deducted from her pay. what was each person's last week salary?

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asked by nikki
  1. 83 and 78

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    posted by Jasmine
  2. 18x-42=15x-18
    -15x -15x
    3x-42=-18
    +42 +42
    3x=24
    x=8

    Now, you plug the 8 to the equation.

    18x-42=15x-18
    18(8)-42=15(8)-18
    144-42=120-18
    102=102

    Final Answer:Jack and Jessica both earned $102.

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    posted by Jasmine
  3. Jack and Jessica both earned $102

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    posted by Chelsia

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