You can
put this solution on YOUR website!SM+J=100
J+SQ=104 SUBTRACTING EQ #2 FROM EQ#1 WE GET
---------
SM-SQ=-4 ADDING THIS TO EQ #3 WE GET
SM+SQ=122
----------
2SM=118 OR SM=59 THEN SQ=122-59 OR SQ=63 & J+63=104 OR J=41 & 59+41=100 100=100
SM=59, SQ=63 & J=41.