SBAC Practice Test 9

10 free SBAC practice questions in the real exam format, covering the official content areas, with an explanation for every answer.

SBAC Practice Test 9Tutor mode

Question 1 of 10

Communicating Reasoning

Diego solves $∣ x - 3∣ = 2 x$ by cases. Case 1: $x - 3 = 2 x$ , so $x = - 3$ . Case 2: $x - 3 = - 2 x$ , so $x = 1$ . He concludes that the solutions are $- 3$ and $1$ . Which statement about Diego's work is true?