a) 2x+11=x
b)1x2x=3-5x
c)5x-1
d)-1-3x=17-4x
Soluções para a tarefa
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a)2x + 11 = x
c)5x - 1 = 0
5x = +1
2x - x = -11 x = 1 - 5
x = -11 x = -4
b)2x = 3 - 5x d)-3x + 4x = 17 + 1
2x + 5x = 3 x = 18
7x = 3
x = 3
7
c)5x - 1 = 0
5x = +1
2x - x = -11 x = 1 - 5
x = -11 x = -4
b)2x = 3 - 5x d)-3x + 4x = 17 + 1
2x + 5x = 3 x = 18
7x = 3
x = 3
7
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