+0  
 
0
79
1
avatar

4(3х+2)-7(х+1)=3(х-1)

 Oct 22, 2020
 #1
avatar+29148 
+1

4(3х+2)-7(х+1)=3(х-1)      expand

12x + 8    - 7x-7    =  3x - 3       simplify

(12x - 7x-3x)  = -8 +7 -3

2x = -4

x = -2

 Oct 22, 2020

78 Online Users

avatar