Question 839768
Now they are {{{4x}}},{{{7x}}}, and {{{9x}}}.
Eight years ago they were, {{{4x-8}}},{{{7x-8}}}, and {{{9x-8}}}
{{{4x-8+7x-8+9x-8=56}}}
{{{20x-24=56}}}
{{{20x=80}}}
{{{x=4}}}
So they are {{{16}}}, {{{28}}}, and {{{36}}}.