Solve the simultaneous equations (1) 2a - 5b = 11 (2) 3a + 2b = 7

(1)x2 4a - 10b = 22(2)x5 15a + 10b = 35(1) + (2) 19a = 57a = 3sub a = 3 into (1)2(3) - 5b = 116 - 5b = 11-5b = 55b = -5b = -1

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