Math

- 7( - 6 + 7x) = 140

Asked by AnneS2 on 11 Oct 07:47

Last updated by anonymous on 12 Oct 12:01

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Answered by CherieS on 12 Oct 12:01

- 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