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21-11-2021
Mathematics

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a line that includes the points (z,-7) and (-3,-6) has a slope of -1/3. what is the value of z

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discipulus discipulus

21-11-2021

Answer:

[tex] \frac{ - 6 + 7}{ - 3 - z} = - \frac{1}{3} \\ \frac{1}{3 +z} = \frac{1}{3} \\ 3 = 3 + z \\ z = 3 - 3 \\ \boxed{ \color{green}z = 0}[/tex]

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