3(x-5)<4x-x
3(x-5) mniejsze od 4
x=4-8
x=-4
3x-15<3x
3x-3x<15
0<15
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3(x-5) mniejsze od 4
x=4-8
x=-4
3(x-5)<4x-x
3x-15<3x
3x-3x<15
0<15