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3/5x + 2/3x =38 Show steps

 Oct 28, 2016
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3/5x + 2/3x =38 Show steps

 

\(\frac{3}{5}x+\frac{2}{3}x=38\)     Common denominator = 5 times 3

 

\(\frac{3\times3x+5\times2x}{5\times 3}=38\)

 

\(\frac{19x}{15}=38\)               [ \(\times15\)   

 

\(19x=38\times15\)    [ \(/19\)

 

\(x=\frac{38\times15}{19}=2\times15\)

 

\({\color{blue}x=30}\)  laugh !

 Oct 28, 2016

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