Rozwiąż równania :
a) 0,1x +0,2 = -0,3
b) 0,25x+ -0,4 = 0,35
c) 1- 0,2x= 0,3x
d) 0,01x -1 = 0,1x - 0,1
a) 0.1x=-0.3-0,2
0.1x=-0.5/:0,1
x=-5
b)0,25x=0,35-0.4
0.25x=0,75/:0.25
x=3
c)0.5x=1/0.5
x=2
d)0.09x=-0.09/0.09
x=1
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a) 0.1x=-0.3-0,2
0.1x=-0.5/:0,1
x=-5
b)0,25x=0,35-0.4
0.25x=0,75/:0.25
x=3
c)0.5x=1/0.5
x=2
d)0.09x=-0.09/0.09
x=1