2×(x+2/9)=1/2×(x+5)
x=?


Răspuns :

2×(x+2/9)=1/2×(x+5)
2X+4/9= X/2+5/2 /×18
36X +8=9X+45
36X-9X=45-8
27X=37
X=37/27