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Mathematics 10 Online
OpenStudy (anonymous):

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? A.) x^2-6x-7=2B.) 5x^2-3x+10=5x^2C.) 5x^2+2x-4=2x^2D.) 5x^2-3x+10=2x^2+21 Please help me!!!

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