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Ответ

Ответ дан
gulnazka30
1)2x-5=0
2x=0+5
2x=5

x=2 1/5=2,5

2)4x-3=0
4x=3+0
4x=3
x=4:3


x= 1 1/3

3)2-3x=0
-3x=-2+0
-3x=-2
x=-2:3
x=-2/3


4)4-5x=0
-5x=-4+0
-5x=-4
x=-4:5
x=-4/5

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