Respostas

2014-04-16T20:52:25-03:00
2x - 8x + 17x = 2 + 48 + 7- 13
 11x = 44
x = 44/11
x = 4
1 5 1
2014-04-16T20:57:18-03:00
Vamos á resolução :

2x-7+13=8x2+48-17x
2x-8x+17x=2+48+7-13  
11x= 50+7-13
11x=57-13
11x=44
x= \frac{44}{11}
x=4