Solve the equation graphically
(i)4/9x + 1/3y = 1, 5x + 2y = 13
(ii)x + y = 7,5x + 2y = 20
(iii)x + 2y = 3, 2x + 4y = 15
(iv)2x + 3y - 5 = 0, 6x + 9y - 15 = 0
Check whether the pair of equations x + 3y = 6,
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