Weegy: 9x^4. If you are satisfied with my answer, please click 'Good' on the ratings. Thank you!
User: show solution 7(x-1)=21
(More) 8
3x = 4;
x = 4/3
Added 2/19/2015 1:53:33 PM
This answer has been confirmed as correct and helpful.
Confirmed by
sujaysen [2/19/2015 1:54:10 PM]
8
7(x - 1) = 21;
7x - 7 = 21;
7x = 21 + 7;
7x = 28;
x = 28/7;
x = 4
Added 2/19/2015 1:54:04 PM
This answer has been confirmed as correct and helpful.
Confirmed by
sujaysen [2/19/2015 1:55:29 PM]