решиет систему неравенств
2x+4≥0
15-3x≤ 0
2x+4
2(x+2) = 0
2 = 0
x+2 = -2
2x+4>0
15-3x
3(5-x)=0
3 = 0
5-x = -5
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2x+4
2(x+2) = 0
2 = 0
x+2 = -2
2x+4>0
15-3x
3(5-x)=0
3 = 0
5-x = -5