Question

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8. If (4)2x - 1 - (16)x- 1 = 384, find value of x​

Answer 1

Answer:

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Answer 2

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$(4)2x - 1 - (16)x - 1 = 384 \\ \\ 8x - 1 - 16x - 1 = 384 \\ \\ - 8x - 2 = 384 \\ \\ - 8x = 384 + 2 \\ \\ - 8x = 386 \\ \\ x = \frac{386}{ - 8} \\ \\ x = - 48.25$

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