Question

Gasiti valorile x,y,z, stiind ca x+y+z=20005, y=x+(4004:77-50) si z=y-(2003-998):67

Answer 1

Y=X-(52-50)=x-2. / Z=y-(1005:67)=y-15=x-2-15=x-17. /x+y+Z=x +x-2+x-17=20005. / 3x-19=20005/ 3x=19986. /x=6662. / y=6662-2=6660. /Z=6662-17=6645