Question

The value of (7-1 – 8-1

)-1 – (3-1 – 4-1

)

-1 is:​

Answer 1

Answer:

-2

Step-by-step explanation:

= ( 7 - 1 – 8 - 1  ) - 1 – ( 3 - 1 – 4 -1  )  - 1

= -3 - 1 – ( -3  )  - 1

= -3 - 1 + 3 - 1

= -1 - 1 (Because -3 and +3 gets cancelled out)

= -2

The answer is -2.

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