Images 6 2X 1 2 25 X

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6 2x 1 2 25 x. 12x+7x²=-5. 5x-3*(5-2x)=-4. X*4 - 5x*3x-25/ x*2. 5x>25.
12x+7x²=-5. 5x-3*(5-2x)=-4. X*4 - 5x*3x-25/ x*2. 5x>25.

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