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19 April, 09:47

Solve algebraically for x: 4-√2x-5) = 1

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  1. 19 April, 13:43
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    Here's how to solve this equation:

    4 - √2x-5 = 1

    √2x-5 = 4-1

    √2x-5 = 3 (now we have to square both sides to get rid of the root)

    √2x-5=3 / ^2

    (√2x-5) ^2 = 3^2

    2x-5 = 9

    2x = 9+5

    2x = 14

    x = 14/2

    x = 7

    The correct answer is 7.
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