Solve.

7>-2x + 6 or 8¡Ü -4x+3

A. [ -1/2, ¡Þ]
B. (-¡Þ,¡Þ)
C. [-¡Þ, -5/4]
D. [-¡Þ, -5/4] U [-1/2, ¡Þ]

I don't know what the symbol ¡Ü means

What is the "or" statement about?

Why is the letter A. there?