Odpowiedź :
Odpowiedź:
3x + x - 1 = 2x + 5
4x - 1 = 2x+5
4x - 2x = 5 + 1
2x = 6
x = 6/2 = 3
[tex]3x+x-1=2x+5\\\\4x-1=2x+5\\\\4x-2x=5+1\\\\2x=6 \ \ |:2\\\\\huge\boxed{x=3}[/tex]
Odpowiedź:
3x + x - 1 = 2x + 5
4x - 1 = 2x+5
4x - 2x = 5 + 1
2x = 6
x = 6/2 = 3
[tex]3x+x-1=2x+5\\\\4x-1=2x+5\\\\4x-2x=5+1\\\\2x=6 \ \ |:2\\\\\huge\boxed{x=3}[/tex]