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-2[3x-1/4(8x-2)]

 

the answer is -2x-1 but I keep getting -2x+4.. I have a feeling the mistake is right infront of my eyes, but I cant seem to figure it out :/

 Aug 30, 2014

Best Answer 

 #1
avatar+128732 
+5

-2[3x-1/4(8x-2)] =    distribute the -1/4 across the terms in the parentheses

-2[3x -2x + 1/2] =    combine like terms in the brackets

-2 [x +1/2] =            didtribute the -2 across the terms in the brackets

-2x - 1

 

 Aug 30, 2014
 #1
avatar+128732 
+5
Best Answer

-2[3x-1/4(8x-2)] =    distribute the -1/4 across the terms in the parentheses

-2[3x -2x + 1/2] =    combine like terms in the brackets

-2 [x +1/2] =            didtribute the -2 across the terms in the brackets

-2x - 1

 

CPhill Aug 30, 2014

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