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Solve this system of equations. 3x+y+60=180      5y-5+2x=180

  • MATH -

    3x+y+60=180 5y-5+2x=180
    I would change the first one to
    3x+y=120 and second one to

    Multiply equation 1 by -5 and add to equation 2 to eliminate y. Solve for x.

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