Răspunsuri

Cel mai inteligent răspuns!
2014-11-16T19:03:51+02:00
A). (x-12)+(16-2x)=14
x-12+16-2x=14
-x=14-4
-x=10    (-1)
x=-10

b). (+25)-(x-12)=13
25-x+12=13
-x+37=13
-x=13-37
-x=-24   (-1)
x=24

c). 2x-6=14-2x
2x+2x=14+6
4x=20
x=20/4
x=5
d). (44-x)+(x-35)=0
44-x+x-35=0
0=11 nu are sens