Sagot :
[tex]2x>-10\ \ |:2\ \ \ \ and\ \ \ 9x<18\ \ |:9\\\\
x>-5\ \ \ and\ \ \ x<2\ \ \ Solution\ is\ product\ of\ those\ two\ inequalities:\\\\
2>x>-5\\\\Answer:\ \ x\in(-5,2)
[/tex]
[tex]2x > -10 \ \ | \ divide \ both \ sides\ by\ 2 \\ 9x <18\ \ | \ divide \ both \ sides\ by\ 9 \\ \\ x>-5 \\ x< 9 \\\\-5< x < 9\\ \\ x \in(-5,9)[/tex]