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2 votes
Help me solve this problem please

Help me solve this problem please-example-1
User Jeanet
by
5.6k points

2 Answers

5 votes

Answer:

its D because one less than means - and twice a number is 2n

example : four more than, twice a number is 2x+4

User Roman Kh
by
5.5k points
1 vote

Answer:

answer is option D . 2n - 1