Question

which of the following values are solutions to the inequality 9-5x<9?

Answer 1

$\begin{gathered} 9-5x<9 \\ 9-5x-9<9-9 \\ -5x<0 \\ \mleft(-5x\mright)\mleft(-1\mright)>0\cdot\mleft(-1\mright) \\ 5x>0 \\ \frac{5x}{5}>\frac{0}{5} \\ x>0 \end{gathered}$