Q5 of 70 Page 280

For what value of k does the point (k, – 3) lies on the line 3x – y = 6?

Given equation, 3x – y = 6


For the point, (k, – 3), x = k and y = – 3


Put the values of x and y in


⇒ 3k – ( – 3) = 6


⇒ 3k + 3 = 6


⇒ 3k = 6 – 3


⇒ 3k = 3



⇒ k = 1


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