Mathematics, 10.03.2021 17:20 dorianhenderson987

If a equals to 3 x^2 - 7 x -8 and B = 2 x^2 - 5 x -4 .find 2a + b

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If a equals to 3 x^2 - 7 x -8 and B = 2 x^2 - 5 x -4 .find 2a + b...