√-2х+3 ? как решить?

He lived a man. He was rich and spent a lot of money. One day he fell ill. His doctor advised him to do drawing. So he invited the young man of eighteen and paid him five dollars per lesson. He painted a picture of the "white tree." Everyone it seemed strange. He sent it to the exhibition and, surprisingly, vyyhrav $ 1,000. Later it turned out that he just bought the whole exhibition.

-2x+3>=0 2x <3 x <1.5