Question 978971


if {{{c=b+1}}} => {{{b=c-1}}}

the following is an expression for {{{p}}}, in terms of {{{c}}}

{{{p=4b+5}}}...substitute {{{b}}}

{{{p=4(c-1)+5}}}

{{{p=4c-4+5}}}

{{{p=4c+1}}}