Math - 7( - 6 + 7x) = 140 Asked by AnneS2 12 years ago 10/11/2013 7:47 AM Last updated by anonymous 12 years ago 10/12/2013 12:01 PM
- 7( - 6 + 7x) = 140 - 7( - 6 ) (-7)(+ 7x) = 140 42-49x=140 42-49x-42=140-42 -49x=98 -49x/-49=98/-49 x=-2
