Odpowiedź :
Hej!
6x - 3 = 7x + 1
6x - 7x = 1 + 3
-x = 4 / : (-1)
x = -4
-9x + 1 = x - 3
-9x - x = -3 - 1
-10x = -4 / : (-10)
x = 0,4
7 - x = -6x - 3
-x + 6x = -3 - 7
5x = -10 / : 5
x = -2
Pozdrawiam! - Julka
Hej!
6x - 3 = 7x + 1
6x - 7x = 1 + 3
-x = 4 / : (-1)
x = -4
-9x + 1 = x - 3
-9x - x = -3 - 1
-10x = -4 / : (-10)
x = 0,4
7 - x = -6x - 3
-x + 6x = -3 - 7
5x = -10 / : 5
x = -2
Pozdrawiam! - Julka