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Find k, If B (k, - 5), C (1,2) and slope...

Find k, If B (k, - 5), C (1,2) and slope of the line is 7.

Text Solution

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`B(k,-5)` and `C(1,2)`
Slope of line `BC=7`.
Slope of line `BC=(2-(-5))/(1-k)`
`:.7-(2+5)/(1-k)`
`:.7=7/(1-k)`
`:.7(1-k)=7`
`:.1-k=7/7`
`:.1-k=1`
`:.-k=-1-1`
`:.-k=0,k:.k=0`
`k=0`
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