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If Z equals 12.8 what is the value of to Z equals 4
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If Z equals 12.8 what is the value of to Z equals 4

User Marco Santos
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\begin{gathered} z=12.8 \\ 2(z-4)\text{ implies that you must substitute the value of z=12.8 in that equationa. hence,} \\ 2(z-4)\text{ }\Rightarrow2(12.8-4)=2(8.8)=17.6 \end{gathered}

User Moumen Soliman
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