devinpowell314 devinpowell314

06-03-2020
Mathematics

contestada

1. Evaluate the expression when x=2, y = 3, and z= -9:

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salazarvv salazarvv

09-03-2020

Answer:

-7

Step-by-step explanation:

substitute the given values into the expression

xy-x

(-2 times 3)-1

-6 - 1 = -7

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