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4 May, 06:43

What is the value of z in the equation 2 (4z - 3 - 21) = 166 - 46? 21 24 30 36

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  1. 4 May, 07:07
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    2 (4z-3-21) = 166-46

    Combine like terms

    2 (4z-24) = 120

    Distribute

    8z-48 = 120

    Add 48 to both sides

    8z = 168

    Divide both sides by 8

    z=21

    Final answer: z=21
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