find sum of roots of quadratic equation x2+2x-5=0
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Answer:
2x+2x-5=0
2x-5-2x I equation..
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2x + 2x -5 = 0
4x - 5 = 0
x = 0+5/4
x = 5/4........but not sure ....so 2x+2x-5 is not = to 0
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