. The number of integer values of m

for which the x-coordinate of the point of intersection of the lines 3x + 4y = 9 and y = mx + 1 is also an integer, is

A. 2

B. 0

C. 4

D. 1

Best Answer

Ans: A

Sol: On findings x-coordinate of point of intersection

\

Here two integer values of m are possible for which x-coordinate of intersection is also integer.

Hence (A) is the correct answer.

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