hi
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The above may not have been serious, but it is correct - there are two variables, h and i. The following is also a correct answer:
3h2 -5i
its important to have a manipulative variable so you have at least one variable that will reapond to what you do to it
Variable expression.
yes it should contain one variable or more.
yes
algebraice expression
That looks like the description of an EXPRESSION. However, an expression need not have "at least one operation"; a single number, or variable, is a perfectly valid expression.
Literal Equation
the answer is an algebraic expression!
Algebraic Inequality
x + 3 = 9
yes.
An algebraic expression is a type of expression that contains a variable or variables.