Ineed understanding polyatomic ions

A polyatomic ion, also known as a molecular ion, is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit. The prefix poly- means "many," in Greek, but even ions of two atoms are commonly referred to as polyatomic

-2

Step-by-step explanation:

x - 3 ≥ - 5

Add 3 on both sides of the inequality.

x  ≥ -2

x is any number greater than or equal to -2.