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24 April, 13:48

Solve the following equation 10.5=5z.

A. z=-0.5

B. z=15.5

C. z = 2.1

D. z = 5

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Answers (1)
  1. 24 April, 14:10
    0
    10.5=5z

    re-order

    5z = 10.5

    divided both sides by 5

    5z/5 = 10.5/5

    Simplify

    z = 2.1

    Answer is C. z = 2.1
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