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Simultaneous Linear equation – Exercise 3.5.4 – Class IX
Solve the following graphically: (i) x + y = 7 and 2x – 3 = 9 Solution: x + y = 7 If x = 0 then y = 7 – 0 = 7 If x = 1 then y = 7 – 1 = 6 If x = 2 then y = 7 –…