Question 1064688
x small candles
y large candles
{{{system(x+y=28,4x+6y=144)}}}


{{{system(x+y=28,2x+3y=72)}}}


Multiply members of first equation by to and use for elimination for finding y.


{{{system(2x+2y=56,2x+3y=72)}}}


{{{3y-2y=72-56}}}

{{{highlight(y=16)}}} --------{{{highlight(x=12)}}}