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    Question

    Solve for x: 2(x + 1) ├Ч 4(x тИТ

    2) = 32
    A 7/5 Correct Answer Incorrect Answer
    B 8/3 Correct Answer Incorrect Answer
    C 8/7 Correct Answer Incorrect Answer
    D 2/5 Correct Answer Incorrect Answer

    Solution

    Write all terms as powers of 2. 4 = 2┬▓, 32 = 2тБ╡ So, 2(x + 1) ├Ч (2┬▓)(x тИТ 2) = 2тБ╡ тЗТ 2(x + 1) ├Ч 2(2x тИТ 4) = 2тБ╡ тЗТ 2(3x тИТ 3) = 2тБ╡ Thus, 3x тИТ 3 = 5 3x = 8 x = 8/3 Answer: x = 8/3.

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