Question 1085195
you have {{{abcd }}} number where {{{a}}} is thousands, {{{b}}} hundreds, {{{c}}} tens, and {{{d}}} ones

if the sum of my tens and hundreds digit is my thousands digit, I have
{{{b+c=a}}}

 My hundreds digit is {{{1}}} less than my tens digit:  {{{b=c-1}}}

My ones digit is greater than {{{7 }}}and a multiple of {{{4}}}. ->{{{d=8}}} because {{{8>7}}} and {{{8}}} is multiple of {{{4}}}

My tens digit is is {{{3}}}{{{ less}}} than my ones digit. ->{{{c=8-3}}}->{{{c=5}}}

 What is my number? 

so far we know:
{{{b+c=a}}}
{{{b=c-1}}}
{{{c=5}}}
{{{d=8}}}

find {{{a}}}
{{{a=b+c}}}...replace {{{b}}} with{{{c-1}}}
{{{a=c-1+c}}}
{{{a=2c-1}}}
{{{a=2*5-1}}}
{{{a=9}}}

find {{{b}}}

{{{b=c-1}}}
{{{b=5-1}}}
{{{b=4}}}

and, your number is: {{{9458 }}}