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Math Help - [SOLVED] Solve for a?

  1. #1
    Junior Member
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    [SOLVED] Solve for a?

    Solve for a?

    2√a-1 = 4√a

    How would I solve this?
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  2. #2
    Senior Member Dinkydoe's Avatar
    Joined
    Dec 2009
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    (1) 2\sqrt{a} -1 = 4\sqrt{a}

    Subtract 2\sqrt{a} from both sides to obtain:

    -1 = 2\sqrt{a}

    take the square from both sides to get:

     1= 4a
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