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-8 (8 -x) = 4/5 (x+10)

 Mar 28, 2016
 #1
avatar+1904 
+5

\(-8\times(8-x)=\frac{4}{5}\times(x+10)\)

 

\(-64+8x=\frac{4}{5}\times(x+10)\)

 

\(-64+8x=\frac{4}{5}x+\frac{40}{5}\)

 

\(-64+8x=\frac{4}{5}x+8\)

 

\(8x=\frac{4}{5}x+72\)

 

\(\frac{36}{5}x=72\)

 

\(x=\frac{360}{36}\)

 

\(x=10\)

.
 Mar 29, 2016

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