Question

7. Evaluate [(5-1 x 3-1,-1 = 6-1).​

Answer 1

Answer:

[(5

−1

×3

−1

)

−1

÷6

−1

]

=[(5

−1×−1

)×(3

−1×−1

)]÷6

−1

=[5×3]÷6

−1

=[15×6]=90

Step-by-step explanation:

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Answer 2

[(4×2,-1=5)]

[(8-1=5)]

[(7=5)]

Step-by-step explanation:

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