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Questions and Answers
Which of the following is an example of evaluating an expression at a specific value?
Which of the following is an example of evaluating an expression at a specific value?
- Writing an expression that records operations with numbers and letters
- Simplifying an expression by combining like terms
- Solving an equation to find the value of a variable
- Substituting a value for a variable in an expression (correct)
Which of the following best describes the purpose of writing expressions that record operations with numbers and letters standing for numbers?
Which of the following best describes the purpose of writing expressions that record operations with numbers and letters standing for numbers?
- To evaluate expressions at specific values
- To simplify expressions by combining like terms
- To perform operations with numbers and variables (correct)
- To solve equations and find the value of a variable
Which of the following is a key concept related to evaluating expressions at specific values?
Which of the following is a key concept related to evaluating expressions at specific values?
- Performing operations with numbers
- Substituting values for variables (correct)
- Solving equations
- Combining like terms
