+0  
 
+2
351
5
avatar+170 

-3(x+2)=7

Midway  Mar 21, 2017
 #1
avatar+12565 
+1

Use distributive propert first to get:

-3x - 6 = 7      Add 6 to both sides

-3x = 13       divide both sides by -3

x = - 13/3 = - 4 1/3

ElectricPavlov  Mar 21, 2017
 #2
avatar+170 
+1

Can you go into detail on how you got the 6 from (x+2)

Midway  Mar 21, 2017
 #3
avatar+12565 
+1

-3 (x+2) = -3(x) -3(2) = -3x -6     distributive property of multiplcation

ElectricPavlov  Mar 21, 2017
 #4
avatar+170 
+1

OHHHHHHHHHHH 

Midway  Mar 21, 2017
 #5
avatar+170 
+1

     Wow, I forgot you can combin like terms and distrubutive prop.

Midway  Mar 21, 2017

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