Respostas

2014-08-27T09:52:15-03:00

(49x-9x)+10x=5000
40x+10x=5000
50x=5000
x=5000/50 x=100
1 5 1
2014-08-27T09:58:47-03:00
( 49x - 9x ) + 10x = 5000

40x + 10x = 5000

50x = 5000

x = 5000/50

x = 100

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