Answer:
x > -4
Step-by-step explanation:
[tex]2x+3 \geq 7 \\ \\
2x \geq 4 \\ \\
x \geq 2[/tex]
[tex]2x+9>1 \\ \\ 2x>-8 \\ \\ x>-4[/tex]
So, the union of these solutions is x > -4.