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Add the same number to both the numerator and the denominator ofthe fraction 7/17, to change it to 3/5.​

 Feb 20, 2021

Best Answer 

 #1
avatar+944 
+1

\(\frac{7+x}{17+x} = \frac{3}{5}\)

 

\(5(7+x) = 3(17+x)\)

 

\(35 + 5x = 51 + 3x\)

 

\(2x = 16\)

 

\(\boxed{x=8}\)

.
 Feb 20, 2021
 #1
avatar+944 
+1
Best Answer

\(\frac{7+x}{17+x} = \frac{3}{5}\)

 

\(5(7+x) = 3(17+x)\)

 

\(35 + 5x = 51 + 3x\)

 

\(2x = 16\)

 

\(\boxed{x=8}\)

CubeyThePenguin Feb 20, 2021

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