then i \x: y = 3 : 4, find the following ratios: (i) (3x + 7y): (2x + 5y) (ii) (7x - 4y): (9x - 5y) 16
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3 : 4, find the following ratios: (i) (3x + 7y): (2x + 5y) (ii) (7x - 4y): (9x - 5y) 16excuj wi
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