Question

4/x+3/4=7

Answer 1

\[\frac{ 4 }{x }+\frac{ 3 }{ 4 }=7\]
\[\frac{ 4 }{x }=7-\frac{ 3 }{ 4 }\]
\[\frac{ 4 }{x}=\frac{ 25 }{4 }\]
\[x=4\times \frac{ 4 }{25 }\]
simplify to get value of x

Answer 2

Now you get x = \[\frac{ 16 }{ 25 }\] as the correct answer @meslax10