rozwiaż proporcje 2x+3/3=x-1/4 -x+5/5=x/4 2x/6=x+4/4 2/x=3/x+5
2x-x=-1/4-1
x=-5/4
-x+1=x/4
-4x+4=x
5x=4
x=4/5
x/3=x+1
x=3x+3
-2x=3
x=-3/2
2/x=3/x +5 mnożymy przez x przy założeniu że x jest różne od 0
2=3+5x
5x=-1
x=-1/5
2x+3/3=x-1/4
4(2x+3)3(x-1)
8x+12=3x-3
5x=-15 /:5
x=-3
====================================
-x+5/5=x/4
4(-x+5)=5x
-4x+20=5x
-9x=-20 /:(-9)
x=20/9=2 i 2/9
==================================
2x/6=x+4/4
x/3=x+4/4
3(x+4)=4x
3x+12=4x
-x=-12
x=12
===================================
2/x=3/x+5
2(x+5)=3x
2x+10=3x
-x=-10
x=10
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2x-x=-1/4-1
x=-5/4
-x+1=x/4
-4x+4=x
5x=4
x=4/5
x/3=x+1
x=3x+3
-2x=3
x=-3/2
2/x=3/x +5 mnożymy przez x przy założeniu że x jest różne od 0
2=3+5x
5x=-1
x=-1/5
2x+3/3=x-1/4
4(2x+3)3(x-1)
8x+12=3x-3
5x=-15 /:5
x=-3
====================================
-x+5/5=x/4
4(-x+5)=5x
-4x+20=5x
-9x=-20 /:(-9)
x=20/9=2 i 2/9
==================================
2x/6=x+4/4
x/3=x+4/4
3(x+4)=4x
3x+12=4x
-x=-12
x=12
===================================
2/x=3/x+5
2(x+5)=3x
2x+10=3x
-x=-10
x=10
====================================