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EXERCISE 3.41. Solve the following pair of linear equations by the elimination method and the substitutionmethod:xty 5 and 2x -3y 4(ii) 3x+4y= 10 and 2x-2y=2(iii)3x-5y-4-0 and9x = 2y+7(iv) x + 22 =-1 and x-2=3 |
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