Read each statement. Identify if it is TRUE or FALSE.
1. An algebraic expression is a mathematical phrase that uses variables, numerals, and operation symbols.
2. A variable is any letter or symbol that represents a number.
3. A constant has no fixed value.
4. An algebraic equation is a mathematical sentence with an equal sign (=) which shows that two expressions on either side are equal.
5. The number beside a variable is called numerical coefficient.​