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AMC10 2027 - Self-practice Set 1 Question 12

AMC10 · AMC10 2027 - Self-practice Set 1

Question 12

The solution interval of $a\le2x+3\le b$ has length 10. Find $b-a$.
  1. $6$
  2. $10$
  3. $15$
  4. $20$
  5. $30$