Odpowiedź:
e) 6x - 4 + 6x - 6 = 8
12x - 10 = 8
12x = 18/12
x = 1 [tex]\frac{1}{3}[/tex]
f) 4x - 3x + 12 = 32
x = 20
g) -6x - 12 = -4 - 5x
-6x + 5x = 12 - 4
-x = 8/ -1
x = -8
h) -12x - 6 + 5x = x - 9 + 4x
-12x + 5x - x - 4x = 6 - 9
-12x = -3/-12
x = [tex]\frac{1}{4}[/tex]
