Respostas

2014-02-18T14:27:04-03:00
X - 2 (x-1) = 4 - 3 (x-2)
x - 2× + 2 = 4 - 3× +6
× - 2× + 3× = 6 + 4 - 2
4× - 2× = 10 - 2
2× = 8
× = 8/2
× = 4
1 5 1
2014-02-18T15:01:33-03:00
Qual é a resposta da equação
 x-2(x-1)=4-3(x-2) 
x -2x +2 = 4 -3x +6
x -2x +3x = 4 - 2 +6
2x= 8
x=8/2
x=4