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Variable is any letter used in an algebraic expression, and can vary (change form) to be any number, and one variable means the same number in any single algebraic expression. Usually algebra is simplifying the expression or equation until you know what the variable is equal to.
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What is the variable in this algebraic expression 7d plus 2?
The variable is d, in the algebraic expression 7d+2
Can an algebraic expression be solved for the variable?
Of course! that is the objective of the algebraic expression, isn't it?
Do algebraic expressions have to have a variable?
Yes. That is the definition of an algebraic expression.
What does it mean to evaluate an algebraic expression?
meaning to evaluate the variable in an expression. An algebraic expression is also a problem that contains no equals sign and you don't solve it, rather you simplify it.It means to solve something.
How can i Differentiate between an algebraic expression and polynomial?
A polynomial is always going to be an algebraic expression, but an algebraic expression doesn't always have to be a polynomial. An algebraic expression is an expression with a variable in it, and a polynomial is an expression with multiple terms with variables in it.
