Use the given transformation to evaluate the integral. x - 4y 8 dA, where R is the parallelogram enclosed by the lines x - 4y = 0, x - 4y = 5, 2x - y = 7, and 2x - y 2x - y = 8; u = x - 4y, v = 2x - y R 25 14 -In X

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