-21
29 + - 3 + 6 + - 41 + 18 = 29 - 3 + 6 + 41+ 18 =93
3 plus 3 plus 3 is 9. 3 plus 3 plus 3 plus 3 plus 3 plus 3 is 18.
-15.
3.33.3
-3
you mean: x+3x+3=x+18 so x=5
No. It's 18 + 6d
No.
3 + 3 = 6 6 x 3 = 18 18 - 3 = 15 15 + 3 = 18
It is 3 + 54c.
7-18 plus 4(3-12) divided by 9
-18+x = 3 x = 3+18 x = 21