+0  
 
+4
599
3
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5x+3=3x+7

 Jan 28, 2016
 #1
avatar+8581 
0

5x+3=3x+7

          -3x

----------------

5x+3=7

    -3   -3

--------------

5x=4

x=1.25 :D

 Jan 28, 2016
 #2
avatar+2592 
+5

Hayley is incorrect

5x+3=3x+7

2x+3=7

2x=4

x=2

 Jan 28, 2016
 #3
avatar+33661 
0

The 3x must be subtracted from both sides as SpawnofAngel has correctly done.

 Jan 28, 2016

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