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the relationship between farenheit and celsius temp can be approximated by an equation of the form y=mx+b where x is degrees farenheit and y is degrees celsius. find the equation if the two ordered pairs that satify this equations are (50,10) and (86,30)

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    GIVEN: ( 50,10 ) , ( 86,30 ).
    Slope = (30-10) / (86-50) = 20/36 = 5/9. Y = mx + b, 10 = (5/9)(50) + b
    Solve for b, b = 10 - (250/9) = 17.7777

    EQUATION: Y = (5/9)X - 17.777

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