Задача 63116 5/6(1,2x-3/5)+0,2x=1...

6205429ef3ba684ba9c799c7

10.02.2022 20:00:48

5/6(1,2x-3/5)+0,2x=1

5f3ea7e3faf909182968ddd9

10.02.2022 20:23:16

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[m]\frac{5}{6}(1,2x–\frac{3}{5})+0,2x=1[/m]

[m]\frac{5}{6}\cdot 1,2x–\frac{5}{6}\cdot \frac{3}{5}+0,2x=1[/m]

[m]\frac{5}{6}\cdot \frac{12}{10}x–\frac{5}{6}\cdot \frac{3}{5}+0,2x=1[/m]

[m]x–\frac{1}{2}+0,2x=1[/m]

[m]1,2x=1,5[/m]

[m]x=\frac{1.5}{1,2}[/m]

[m]x=\frac{5}{4}[/m]


[m]x=1,25[/m]