Question

rezolvati ecuatiile
1)3(x+1)+4=x+11
2)6(x-2)+13=3x+10
3)[(3x+2)*5-1]/2+5=7
4)[(3x+8/17-1*222+9=9

Answer 1

1) 3x+3 +4=x+11 
3x+7=x+11
2x=4
x=2
2)6x -12 +13=3x+10
6x -1=3x+10
3x=9
x=3
.....restu sunt simple...sper ca te-am ajutat :D