An equation.
complex numbers
the order of operations
The definition is A combination of variables, numbers, and at least one operation.
Expression
A combination of variables,numbers,and at least one operation!
variable expression(;
i don't have a clue
That sounds like the description of an "expression", except for one detail: an expression MAY have operations, but also, it may not, since numbers and variables are themselves expressions.
Term- a number, a variable, or a product of numbers and variables.
What is a math sentence that compares unequal expressions using one or more symbols
Variables.
This is called the "commutative" property.