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Home > AC > Chapter 7 > Lesson 7.3.1 > Problem 7-90

7-90.

Without graphing, identify the slope and -intercept of each equation below.  

  1.  

    See the hint above.


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    This equation is the same as:


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    If there is no -value in the equation, can there be a slope or is it ?


     

  1.  

    See part (a) and the first hint in the problem.

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    Solve the equation for . By doing this, you put the equation in form.

    Subtract by on each side.

    Divide by on both sides.

  1.  

    See part (e) and the first hint in the problem.