Elimination method x+2y=7,x-2y=1

The given equations are :

x + 2y = 7    ......(1)x - 2y = 1    .......(2)subtracting (2) from (1), we get(x + 2y) - (x - 2y) = 7-14y = 6y = 32from (1), we getx + 232 = 7x + 3 = 7x = 4

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