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Find the value of `lambda` , if the line `3x-4y-13=0,8x-11 y-33=0a n d2x-3y+lambda=0` are concurrent.

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Find the value of `lambda` , if the line `3x-4y-13=0,8x-11 y-33=0a n d2x-3y+lambda=0` are concurrent.
A. 7
B. 6
C. `-7`
D. 4
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Correct Answer - C
The given lines are concurrent , if
`|{:(3,-14,-13),(8,-11,-33),(2,-3,lambda):}|=0`
`implies 3(-11lambda-99)+4(8lambda+66)-13(-24+22)=0`
`implies -lambda-7=0 implies lambda=-7`
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