wuanjs271721 wuanjs271721

11-12-2020
Mathematics

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I need help on this question

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Leafpool10120 Leafpool10120

11-12-2020

Answer:

I and III

Step-by-step explanation:

substitute 2 for y in each equation.

-9 + 27 = 18

-18 + 27 = 9

5(27) = 135

2(27) = 54

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