1.Rozwiaz rownanie b) 4/x+1=5/x
c)3/5=2x-1/2-5x
d)2x+1/1-2x=2/3
e)0,4x-1/3=2x-1/2
f)4+x^{2}/x=2x-1/2
a)4/x+1=5/x
5x+5=4x
x=-5
b)3/5=2x-1/2-5x
10x-5=6-15x
25x=11/25
x=0,44
c)2x+1/1-2x=2/3
2-4x=6x+3
-10x=1/(-10)
x=-0,1
d)0,4x-1/3=2x-5/2
6x-15=0,8x-2
5,2x=13/5,2
x=2,5
e)4+x^/x=2x-1/2
2x²-x=8+2x²
-x=8*(-1)
x=-8
Proszę :**
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a)4/x+1=5/x
5x+5=4x
x=-5
b)3/5=2x-1/2-5x
10x-5=6-15x
25x=11/25
x=0,44
c)2x+1/1-2x=2/3
2-4x=6x+3
-10x=1/(-10)
x=-0,1
d)0,4x-1/3=2x-5/2
6x-15=0,8x-2
5,2x=13/5,2
x=2,5
e)4+x^/x=2x-1/2
2x²-x=8+2x²
-x=8*(-1)
x=-8
Proszę :**