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11-02-2021
Mathematics

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find the value of each expression when z=1,when z=2 and when z =3. then identify which expression are equivalent. 9z - 4-3z and 2(3z-2) and 9z-4z-3

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amieajeanty amieajeanty

11-02-2021

Answer: the answer is :z^3+5z-7

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