Question

1/4(3+8у)≥6,25+у- неравенство

Answer 1

1/4 (3+8у)≥6,25+у
3+8у≥(6,25+у)·4
3+8у≥25+4у
8у-4у≥25-3
4у≥22
у≥22/4
у≥5,5