+0  
 
+5
136
1
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what does x * 8 - 7 =

Guest Feb 27, 2017
 #1
avatar+61 
0

start by isolating the variable and adding 7 to both sides

8x-7=0

   +7  +7

 

8x=7 then divide by 8

 

8x =7

/8     /8

 

x=7/8

brkr19  Feb 27, 2017

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