Respostas

2013-05-15T20:42:59-03:00

5(2x - 1) = 2(x + 4)

10x - 5 = 2x + 8

8x = 13

x = 13/8

1 5 1
2013-05-15T20:56:12-03:00

5(2x-1)=2(x+4)

 

10x-5=2x+8

10x-2x=8+5

 

8X=13

x=13/8

 

 

Espero ter ajudado