+0  
 
+1
87
1
avatar

can someone help me 

 Sep 24, 2018
 #1
avatar+4000 
+1

you got the first one right

 

for (b)

 

3x = 15

divide both sides by 3 to get

x=5

 

for (c)

x = 12-8 = 4

 Sep 24, 2018

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