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Solve $3x + 4y = x - 8y + 24$ for $x$ in terms of $y$.     

Guest Oct 15, 2017

Best Answer 

 #1
avatar+7096 
+1

We want to get  x  alone on one side of the equation.

 

3x + 4y  =  x - 8y + 24         Subtract  x  from both sides.

 

2x + 4y  =  -8y + 24             Subtract  4y  from both sides.

 

2x  =  -12y + 24                   Divide through by  2 .

 

x  =  -6y + 12

hectictar  Oct 15, 2017
 #1
avatar+7096 
+1
Best Answer

We want to get  x  alone on one side of the equation.

 

3x + 4y  =  x - 8y + 24         Subtract  x  from both sides.

 

2x + 4y  =  -8y + 24             Subtract  4y  from both sides.

 

2x  =  -12y + 24                   Divide through by  2 .

 

x  =  -6y + 12

hectictar  Oct 15, 2017

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