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    Variable substitution

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    Find the numerical value of the rational expression when (a) x = 2 and (b) x = -3.
    (4x - 2) / 3x

    (a) When x = 2, the numerical value is __

    (b) When x = -3, the numerical value is ___

    Simplify each answer. Type an integer or a fraction. Type N if the value in undefined.

    © BrainMass Inc. brainmass.com December 24, 2021, 7:44 pm ad1c9bdddf
    https://brainmass.com/math/algebra/variable-substitution-215299

    SOLUTION This solution is FREE courtesy of BrainMass!

    (4x - 2) / 3x
    When x = 2, the numerical value is (4*2 - 2) / (3*2) = 6/6 = 1
    When x = 3, the numerical value is (4*3 - 2) / (3*3) = 10/9

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    © BrainMass Inc. brainmass.com December 24, 2021, 7:44 pm ad1c9bdddf>
    https://brainmass.com/math/algebra/variable-substitution-215299

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