rozwiąż równanie 2(3x+3)-0,6(x-5)=19,8 Rozwiąż nierówność 6(a-2)+10>-20
2(3x+3)-0,6(x-5)=19,8
6x+6-0,6x+3=19,8
5,4x=19,8-6-3
5,4x=10,8/:5,4
x=2
6(a-2)+10>-20
6a-12+10>-20
6a>-20+12-10
6a>-18/6
a>-3
5,4x+9=19,8
5,4x=10,8 |:5,4
6a-2>-20
6a>-18 |:6
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2(3x+3)-0,6(x-5)=19,8
6x+6-0,6x+3=19,8
5,4x=19,8-6-3
5,4x=10,8/:5,4
x=2
6(a-2)+10>-20
6a-12+10>-20
6a>-20+12-10
6a>-18/6
a>-3
2(3x+3)-0,6(x-5)=19,8
6x+6-0,6x+3=19,8
5,4x+9=19,8
5,4x=10,8 |:5,4
x=2
6(a-2)+10>-20
6a-12+10>-20
6a-2>-20
6a>-18 |:6
a>-3