Question 616421
{{{   9x^2=4y^2-16y+52              }}}



{{{ 4y^2-16y+52  = 9x^2             }}}



 {{{ 4y^2-16y+52 -52 = 9x^2 -52  }}}


 {{{  ( 4y^2-16y)  /(  4)  =   ( 9x^2 -52)/ (  4) }}}

{{{ y^2-1 4y   = ( 9x^2/4) -13       }}}


{{{ y^2-1 4y   = ( 3x/2)^2 -13       }}}