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1962 AMC 12 Question 3

AMC12 · 1962 AMC 12

Question 3

The first three terms of an arithmetic progression are $x-1,$ $x+1,$ $2x+3,$ in the order shown. The value of $x$ is:
  1. $-2$
  2. $0$
  3. $2$
  4. $4$
  5. undetermined