rozwiąż równanie: a) x= 1-3 (x+1)
x=1-3(x+1)
x=1-3x-3
4x= -4
x= -1
x= 1-3 (x+1)
x = 1 - 3x - 3
x + 3x = 1 - 3
4x = -2
x = -2/4
x =-1/2
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x=1-3(x+1)
x=1-3x-3
4x= -4
x= -1
x= 1-3 (x+1)
x = 1 - 3x - 3
x + 3x = 1 - 3
4x = -2
x = -2/4
x =-1/2