Question 1079617


 what is {{{7}}} /({{{2}}}{{{ 5/y}}}) = {{{2}}}{{{ 9/13 }}}

{{{7 /((2*5)/y) = (2*13+9)/13 }}}

{{{7 /(10/y) = 35/13 }}}

{{{7y /10 = 35/13 }}}

{{{7y *13 = 35*10 }}}

{{{y  = 350 /(7*13)}}}

{{{y  = cross(350)50 /(cross(7)*13)}}}

{{{y  = 50 /13}}}