Răspunsuri

2014-09-16T15:17:02+03:00
2014-09-16T15:18:15+03:00
2(3x-5) = 8 
2 * a = 8
a= 8:2
a=4
3x-5=4
3x=4+5
3x=9
x=9:3
x=3
1 5 1