State true or false :
if the point (2, a) lies on the line 2x - y = 3, then a = 5.
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Given,
(2, a) lies on the line 2x - y = 3.
∴ Substituting (2, a) in 2x - y = 3, satisfies the equation.
⇒ 2(2) - a = 3
⇒ 4 - a = 3
⇒ a = 4 - 3 = 1.
Hence, the statement is false.
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Find which of the following points lie on the line x - 2y + 5 = 0 :
(i) (1, 3)
(ii) (0, 5)
(iii) (-5, 0)
(iv) (5, 5)
For what value of k will the point (3, -k) lie on the line 9x + 4y = 3?