An expression is a number a variable or a combination of numbers and variables and operation symbols. Also an equation is normally separated into left- and right-hand sides by an equal sign. The values are known as the solution to the equation.
A further look at the mathematical expression can be explained with numbers and variables such as.
What is the difference between an expression and an equation. For example x-45 means x can have only one value that is 9. Expressions can be numeric or algebraic. 10 x - 5.