Question 637852


{{{3xy-4x=19}}} 

{{{3xy=4x+19}}} 

{{{y=4x/3x+19/3x}}} 

{{{y=4/3+19/3x}}}

if {{{ x=2}}}

{{{y=4/3+19/3*2}}}

{{{y=4/3+19/6}}}

{{{y=1.33+3.17}}}

{{{y=4.5}}}