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Math Help - Equations in slope-intercept form

  1. #1
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    Equations in slope-intercept form

    1.) 6x - y = 33
    x + 4y = 18




    2.) x - 8 = y
    y + 2 = x




    Help ASAP please!
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  2. #2
    Super Member Bacterius's Avatar
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    Wellington
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    Just put y the subject :

    1) 6x - y = 33  \rightarrow  6x - 33 = y  \rightarrow y = 6x - 33

    x + 4y = 18  \rightarrow  4y = 18 - x  \rightarrow  y = \frac{18 - x}{4}

    2) x - 8 = y  \rightarrow  y = x - 8

    y + 2 = x  \rightarrow  y = x - 2
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