## sammy12 3 years ago I need help on this question.It's about absolute values.I am getting 2 answers for this question. x=3 and x=-1/3 .Please can you check it for me. I will draw the question.

1. sammy12

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2. saifoo.khan

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3. sammy12

2

4. saifoo.khan

5. sammy12

but answer is -1/3 on the paper

6. yajjnobee

7. sammy12

x=-1/3

8. sritama

i think x=2

9. sammy12

can you show me.

10. yajjnobee

ahm, 2x-x-1-1=0 x-2=0 x=2//.

11. sritama

i have squared both side

12. sammy12

this question is from math tournament.I have the answer sheet.The answer is x=-1/3

13. sritama

how did u get -1/3 ?

14. sammy12

i changed the signs after the equal sign

15. sammy12

i am getting 2 answers x=3 (without changing the signs) .x=-1/3(with changing the signs

16. sritama

3 ??

17. sammy12

18. sammy12

19. sritama

x-2 ? not x-1 ?

20. sritama

sorry it is + not -

21. sammy12

i changed the signs

22. sammy12

after the equal sign

23. yajjnobee

2x-x-1+2=0 x-3=0 x=3

24. yajjnobee

2x-1+x+2=0 3x+1=0 3x=-1 x=-1/3

25. sritama

square both side,u will find ur answers are correct

26. sammy12

27. yajjnobee

yeah

28. sritama

yes,i think that

29. sammy12

but the answer is x=-1/3 on the paper.

30. sritama

there is nothing wrong with x=3 , it is also right

31. sammy12

Thank you so much