Question

What is the solution set of |2x – 3| – 6 = –1?

5 or –5

4 or 1

4 or –1

No solution

Answer 1

4 or -1

Answer 2

|2x – 3| – 6 = –1
|2x – 3| = –1+6
|2x – 3| = 5
2x – 3=5 or 2x – 3=-5
2x =5+3 or 2x =-5+3
x=4 or x=-1
so the answer is 4 or –1