If (0, a) and (b, 0) are the solutions of linear equations. Find a an – InterviewSolution

1.

If (0, a) and (b, 0) are the solutions of linear equations. Find a and b : 3x = 7y – 21

Answer»

Given that (0, a) and (b, 0) are the solutions of

3x = 7y – 21

⇒ 3x – 7y = – 21

∴ 3(0) – 7(a) = -21 and 3(b) – 7(0) = -21

⇒ a = -21/-7 and b = -21/3

⇒ a = 3 and b = -7

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