saru4143 saru4143

21-09-2020
Mathematics

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if the line joining the points (2,y) and (4,6) has the slope -3/2 find the value of y

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pradhankasish24 pradhankasish24

21-09-2020

Answer: y=9

Step-by-step explanation:

slope=[tex]\frac{y_{2} -y_{1} }{x_{2} -x_{1} }[/tex]

[tex]\frac{-3}{2} =\frac{6-y}{4-2}[/tex]

[tex]-6=2(6-y)[/tex]

[tex]-6=12-2y[/tex]

[tex]2y=18[/tex]

[tex]y=9[/tex]

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