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Math Help - Coordinated Geometry

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    Coordinated Geometry

    Another line has equation y=3x+7 and passes through the point (h,h+15). How to calculate the value of h
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    Quote Originally Posted by Sohail View Post
    Another line has equation y=3x+7 and passes through the point (h,h+15). How to calculate the value of h
    The coordinate mean when x=h then y=h+15 since it is on the line. Thus,
    h+15=3h+7
    Thus,
    h+8=3h
    Thus,
    8=2h
    Thus,
    h=4
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