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2.x + y = 2 and x - y = 4. Find the values of x and y. |
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Answer» x + y = 2-----(1)x - y = 4-----(2)adding equation (1) & (2) x+y=2 x-y=4--------------2x = 6 x = 6÷2 x = 3By substituting value of x in equation (2)3 - y = 4 y = 4 - 3 y = 1x = 3, y = 1 cancel y putx=3 in eq1 y=-1 |
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