Equivalent Expressions

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression for all values of the variable(s) involved.

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Back

15

Front

What is the constant in the expression 3x + 5?

Back

5

Front

True or False: When solving expressions, you should substitute the given value for each variable and then use the order of operations.

Back

True

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Back

7

Front

Back

44

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to substitute the values of the variables into the expression and perform the operations to find a numerical result.

Front

What is the order of operations?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

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Back

7

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (usually a letter) that represents an unknown value in an expression or equation.