Math, asked by urvi2542, 7 months ago

21=51+(n-1)*(-1) solve and find the answer ​

Answers

Answered by ravim5296dhanush
0

Answer:

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Answered by nomulasaraswathi1
0

Answer:

21-51= -n+1

-30= -n+1

-31= -n

n=31

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