Question 345446
Let {{{N}}} and {{{N+1}}} be the consecutive integers.
{{{N+1}}} is the larger. 
{{{N}}} is the smaller.
{{{2N-(N+1)=21}}}
{{{2N-N-1=21}}}
{{{N-1=21}}}
{{{highlight(N=22)}}} and {{{highlight(N+1=23)}}}
Verifying,
{{{2(22)-23=44-23=21}}}