Respuestas

2013-01-31T05:53:53+01:00

DESARROLLANDO:

30=g-10

g=40

4m=40

m=40/4

m=10

y+5=3y-7

12=3y-y

2y=12

y=6

5x-7=32

5x=32+7

5x=39

x=39/5

4x+5=3x7

21x-4x=5

17x=5

x=5/17

10x+25=-15-35

10x=-50-25

10x=-75

x= -21/2

x+3x-2=14-2x

4x-2=14-2x

6x=16

x=8/3

2x+14-12=x+15

x=15-14+12

x=13

 

SALUDOS

LBTMSTR