Odpowiedź:
a) 0.2x = 1
x =5
b) 0.7x = 2
x = 1.4
c( 3x = 0.9
x = 0.3
d) 4,8 = 0.8x
3.84 =x
e) rownanie sprzeczne
f) 0=0
g( 0.55x = 0.25x +0.02
0.3 x = 0.02
x = 0.006
h)-0.7× +0.07 =0.3x
0.07 = 1
