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For what value of k, do the equations 2x – 3y + 10 = 0 and 3x + ky + 15 = 0 represent coincident lines (a) -9/2 (b) 9/2 (c) 2/9 (d) -2/9

For what value of k, do the equations 2x – 3y + 10 = 0 and 3x + ky + 15 = 0 represent coincident lines (a) -9/2 (b) 9/2 (c) 2/9 (d) -2/9
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1 vote
For what value of k, do the equations 2x – 3y + 10 = 0 and 3x + ky + 15 = 0 represent coincident lines

(a) -9/2
(b) 9/2
(c) 2/9
(d) -2/9

asked
User Liam Flynn
by
7.7k points

1 Answer

5 votes

Answer:

b

Explanation:

answered
User Martin Buberl
by
8.3k points
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