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## Nimi404 2 years ago Solve this: (3*n)+3=21

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1. hartnn

subtract 3 from both sides, what u get ?

2. Nimi404

How

3. hartnn

like this 3n+3-3 = 21-3

4. hartnn

so, what u get ?

5. Nimi404

18

6. hartnn

yes, 3n =18 now divide both sides by 3

7. Nimi404

Is it 2 am I correct

8. hartnn

no... 3n/3 =18/3 n =18/3 =... ?

9. Nimi404

Oh I understand now it's 6

10. hartnn

yes, n=6

11. Nimi404

Ok thank you so much

12. hartnn

welcome ^_^

13. Nimi404

Do u know median

14. hartnn

yes.

15. hartnn

new Q , new post please..

16. Nimi404

Ok what is the median height in meters of 180,170,120,180,160

17. hartnn

can u arrange those numbers in ascending order ?

18. hartnn

then median is the middle value.

19. Nimi404

Ok 120,160,170,180,180

20. hartnn

middle value is ?

21. Nimi404

170

22. hartnn

then thats your median, 170

23. Nimi404

A towel is 1 yard long what measure is equavilant to 1 yard in inches

24. Nimi404

So...

25. zaynahf

Well, one yard is 3 feet, and 1 foot is 12 inches. so 3 x 12 is 36, 26 inches in a yard.

26. Nimi404

Is it 36

27. zaynahf

Yep

28. Nimi404

Thanks

29. Nimi404

Zaynahf pls what is the measure of a fourth angle of a this quadrilateral 60%,110% and90%

30. zaynahf

I think you should post it in another question

31. Nimi404

Why

32. zaynahf

So other can answer too, and you *kind of* have 4 questions in this post

33. Nimi404

How do you know

34. Nimi404

Anyone to help me

35. hartnn

in a Quadrilateral, sum of angles =360 so, let forth angle =x 60+110+90+x=360 find x from here. and please close this post.

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