Question

please gibe me answer ​

Answer 1

Step-by-step explanation:

$\frac{ {5z }^{2} - {6z}^{2} + 7z }{2z} \\ = { - 1z}^{2} + 7z = 2z \\ = { - 1z}^{2} = 2z - 7z \\ = { - 1z}^{2} = - 5z$

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