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3x+4y=10 and 2x-2y=2 |
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Answer» 3x + 4y = 102x - 2y = 2 OR x - y = 1Multiply by 3 in equation 2x - y = 1 × 33x - 3y = 3Using Elimination method3x + 4y = 103x - 3y = 3 7y = 7 y = 1Putting the value of y in equation 13x + 4y = 103x + 4 = 10 3x = 10 - 4 3x = 6 x = 2 X=9/13,y=-5/13 |
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