line 1: 23x-29y=98... or y=(23/29)x -(98/29) line 2: 29x-23y=110... line2...29x-23*[(23/29)x -(98/29)]=110... 29x -(529/29)x +2254/29=110... 29x-18.24137931x =110-77.72413793... 10.75862069x =32.27586207... x=32.27586207/10.75862069... x=3... y=(23/29)x -(98/29)=2.379310345 -3.379310345... y=-1