Saved Bookmarks
| 1. |
-x %2B 10*x %2B 9 - 27=x %2B 10*(-x %2B 9) |
|
Answer» 10x +9 - x - 27 = 10(9-x) + x9x - 18 = 90 - 10x + x18x = 108x = 6 |
|