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a) -5x-5=5
-5x=10
x=-2
b) 1/2x + 4 = -6
1/2x=-10
x=-20
c) 0,6 - 3/4x = -1/3
-3/4x=-14/15
x=1 i 11/45
2. Rozwiąż nierówności :
a) 4x - 2 < 6
4x<8
x<2
b) 1/5x > 6 - 4/5x
x>6
c) 25 > x + 10
15>x
x<15