Question

Please answer both of the questions.

1. If Z= (–9), find the value of ⅔z + 6


2. If A= 1, B= 2, C= (–1), show that 7A + B + C = 2ABC​

Answer 1

Answer:

2/3(-9)+6=2/-18+6=2-108/-18=-106/-18=53/9

2/3(-9)+6=2/-27+6=2-162/-27=160/27

Answer 2

Answer:

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