Question 1048975
Cleo is given c dollars each day.
Diana is given d dollars each day.


Seven days, Cleo saved  {{{7*(3/7)c}}}.
Seven days, Diana saved {{{7*(1/3)d}}}.
Cleo saved 56 dollars more than Diana:  {{{3c-7d/3=56}}}.


ALSO described is that {{{c=d}}}.  Use some other variable to take care of both of these.  Let this amount of money given to each be g.


{{{highlight_green(3g-7g/3=56)}}}
'
{{{(3-7/3)g=56}}}
{{{(9-7)g=3*56}}}
{{{2g=3*56}}}
{{{g=3*28}}}

{{{highlight(g=84)}}}