Răspunsuri

2014-10-22T19:15:40+03:00
X+3024=5690+1350
x+3024=7040
x=7040-3024
x=4016


1036+x=8931
x=8931-1036
x=7895

x-120=5086-1735
x-120=3351
x=3351+120
x= 3471