Respuestas

2013-12-10T03:17:34+01:00
1. 3x=-10. x=-10/3
2. x+1=15-6x ... 7x=14... x=2
3. 1-12+6x=3-x...7x=14...x=2
4. 3x=-15...x=-5
5. 6x-15-2x=10+9x...5x=-25...x=-5
6. 32-12x-12=-4-6x...6x=24...x=4
  • Usuario de Brainly
2013-12-10T03:20:16+01:00
3x+2x =-12-3+5
5x=-10
x=10/5=2

x+1=15-6x
x+6x=15-1
7x=14
x=14/7=2

1-12-6x =3-x
-11-3=-x+6x
-14=5x
-14/5=x

8-12-11=7x-4x
-18 =3x
-18/3=x
-6=x

6x-15-2x=10+9x
4x -15-10=9x
-25=9x-4x
-25=5x
-25/5=x
-5=x

32-12x-12=-4-6x
20+4= 12x-6x
24=6x
24/6=x
4=x