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Q: To find the value of an algebraic expression by substituting a number for each variable and simplifying?

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The answer to the question is given in the question!If you want to find the value of an algebraic expression, then you need to substitute numerical values for each of the variables in the expression, and then calculate and simplify the result.

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.

There are a few rules for simplifying an algebraic expression. Specifically, one should combine like terms, and then they should try to isolate the variable by doing the opposite, either multiplication or division.

And the question is ...

The variable is d, in the algebraic expression 7d+2

An algebraic equation or inequality can have a solution, an algebraic expression cannot. If substituting a number in place of a variable results in the equation or inequality being a true statement, then that number is a solution of the equation or inequality.

Of course! that is the objective of the algebraic expression, isn't it?

An expression with a variable.

Yes. That is the definition of an algebraic expression.

It is the coefficient of the variable

An algebraic expression is a type of expression that contains a variable or variables.

An algebraic expression is a type of expression that contains a variable or variables.

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.

The unknown variable in the expression: 6n+3 is n

Substituting.

When the value of a variable in an algebraic expression changes, the value of the expression can change.

The variable is "d".

It is the domain of the expression.

Evaluate

An algebraic expression is an expression or and equation that contains at least 1 variable

It is: d

8

an algebraic expression

In front of a variable in an algebraic expression.

An unknown variable