Added a test for solve([x+x*y-3,y+x*y-4]) (#2087)
Added a test for solve([x+x*y-3,y+x*y-4]) (#2087)

cccfran/sympy,ChristinaZografou/sympy,maniteja123/sympy,mafiya69/sympy,aktech/sympy,mcdaniel67/sympy,hrashk/sympy,madan96/sympy,garvitr/sympy,wyom/sympy,MridulS/sympy,kmacinnis/sympy,jamesblunt/sympy,Shaswat27/sympy,Sumith1896/sympy,lidavidm/sympy,yukoba/sympy,jaimahajan1997/sympy,souravsingh/sympy,sampadsaha5/sympy,beni55/sympy,bukzor/sympy,lindsayad/sympy,grevutiu-gabriel/sympy,Sumith1896/sympy,amitjamadagni/sympy,ga7g08/sympy,saurabhjn76/sympy,ahhda/sympy,Shaswat27/sympy,wyom/sympy,abhiii5459/sympy,yashsharan/sympy,Vishluck/sympy,toolforger/sympy,skirpichev/omg,Sumith1896/sympy,Vishluck/sympy,srjoglekar246/sympy,Gadal/sympy,aktech/sympy,asm666/sympy,AkademieOlympia/sympy,cccfran/sympy,iamutkarshtiwari/sympy,drufat/sympy,Designist/sympy,grevutiu-gabriel/sympy,pbrady/sympy,jbbskinny/sympy,cswiercz/sympy,minrk/sympy,kumarkrishna/sympy,beni55/sympy,ga7g08/sympy,oliverlee/sympy,kmacinnis/sympy,MechCoder/sympy,wyom/sympy,ahhda/sympy,MechCoder/sympy,sunny94/temp,Curious72/sympy,postvakje/sympy,farhaanbukhsh/sympy,kaichogami/sympy,Curious72/sympy,garvitr/sympy,liangjiaxing/sympy,kumarkrishna/sympy,wanglongqi/sympy,maniteja123/sympy,shikil/sympy,iamutkarshtiwari/sympy,toolforger/sympy,jerli/sympy,shipci/sympy,abloomston/sympy,Mitchkoens/sympy,AkademieOlympia/sympy,chaffra/sympy,abloomston/sympy,atreyv/sympy,meghana1995/sympy,dqnykamp/sympy,mcdaniel67/sympy,Mitchkoens/sympy,VaibhavAgarwalVA/sympy,kmacinnis/sympy,toolforger/sympy,Designist/sympy,moble/sympy,Titan-C/sympy,pbrady/sympy,shikil/sympy,skidzo/sympy,oliverlee/sympy,lidavidm/sympy,grevutiu-gabriel/sympy,kaichogami/sympy,pandeyadarsh/sympy,ChristinaZografou/sympy,asm666/sympy,skidzo/sympy,Titan-C/sympy,dqnykamp/sympy,kaichogami/sympy,pandeyadarsh/sympy,AunShiLord/sympy,dqnykamp/sympy,yukoba/sympy,ahhda/sympy,jamesblunt/sympy,saurabhjn76/sympy,farhaanbukhsh/sympy,AunShiLord/sympy,shipci/sympy,Gadal/sympy,hrashk/sympy,souravsingh/sympy,Arafatk/sympy,hargup/sympy,sunny94/temp,atreyv/sympy,sampadsaha5/sympy,Davidjohnwilson/sympy,flacjacket/sympy,MechCoder/sympy,moble/sympy,yukoba/sympy,liangjiaxing/sympy,farhaanbukhsh/sympy,jaimahajan1997/sympy,shikil/sympy,jbbskinny/sympy,kevalds51/sympy,sahmed95/sympy,wanglongqi/sympy,rahuldan/sympy,mafiya69/sympy,skidzo/sympy,sahilshekhawat/sympy,sahilshekhawat/sympy,sahmed95/sympy,chaffra/sympy,Designist/sympy,AunShiLord/sympy,beni55/sympy,jerli/sympy,kumarkrishna/sympy,saurabhjn76/sympy,kevalds51/sympy,VaibhavAgarwalVA/sympy,meghana1995/sympy,VaibhavAgarwalVA/sympy,pandeyadarsh/sympy,emon10005/sympy,drufat/sympy,moble/sympy,sahilshekhawat/sympy,lindsayad/sympy,abhiii5459/sympy,abhiii5459/sympy,iamutkarshtiwari/sympy,sahmed95/sympy,MridulS/sympy,lidavidm/sympy,vipulroxx/sympy,aktech/sympy,hargup/sympy,sunny94/temp,garvitr/sympy,kaushik94/sympy,Arafatk/sympy,sampadsaha5/sympy,mcdaniel67/sympy,jerli/sympy,maniteja123/sympy,Arafatk/sympy,Mitchkoens/sympy,kaushik94/sympy,ga7g08/sympy,Davidjohnwilson/sympy,atsao72/sympy,bukzor/sympy,Shaswat27/sympy,oliverlee/sympy,Titan-C/sympy,minrk/sympy,Davidjohnwilson/sympy,drufat/sympy,madan96/sympy,madan96/sympy,hrashk/sympy,meghana1995/sympy,Curious72/sympy,emon10005/sympy,shipci/sympy,liangjiaxing/sympy,yashsharan/sympy,yashsharan/sympy,cswiercz/sympy,postvakje/sympy,jbbskinny/sympy,ChristinaZografou/sympy,atreyv/sympy,bukzor/sympy,chaffra/sympy,cswiercz/sympy,jamesblunt/sympy,pbrady/sympy,cccfran/sympy,debugger22/sympy,jaimahajan1997/sympy,AkademieOlympia/sympy,kaushik94/sympy,asm666/sympy,amitjamadagni/sympy,MridulS/sympy,wanglongqi/sympy,postvakje/sympy,vipulroxx/sympy,vipulroxx/sympy,atsao72/sympy,debugger22/sympy,rahuldan/sympy,lindsayad/sympy,rahuldan/sympy,abloomston/sympy,debugger22/sympy,Vishluck/sympy,diofant/diofant,atsao72/sympy,souravsingh/sympy,Gadal/sympy,kevalds51/sympy,hargup/sympy,emon10005/sympy,mafiya69/sympy