Question 434770
Since the numbers go even,odd,even,odd, etc.
you can call the numbers {{{n}}} and {{{n+1}}}
given:
{{{ 4n = 3*(n + 1) +13 }}}
{{{ 4n = 3n + 3 + 13 }}}
{{{ n = 16 }}}
{{{ n+ 1 = 17 }}}
the numbers are 16 and 17
check:
{{{ 4*16 = 3*(16 + 1) +13 }}}
{{{ 64 = 51 + 13 }}}
{{{ 64 = 64 }}}
OK