Parts of an Expression

Front

What is a term in an expression?

Back

A term is a part of an expression that is separated by a + or - sign.

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What is a variable?

Back

A variable is a symbol (like x, y, or z) that represents an unknown value.

Front

What is a coefficient?

Back

A coefficient is a number that is multiplied by a variable in an expression.

Front

What is a constant?

Back

A constant is a fixed value that does not change, like the number 4 in the expression 3x + 4.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with numbers.

Front

What is the difference in an equation?

Back

The difference is the result of subtracting one number from another.

Front

What is the sum in an equation?

Back

The sum is the result of adding two or more numbers together.

Front

What is the product in an equation?

Back

The product is the result of multiplying two or more numbers together.

Front

What is the equation for finding the value of a variable?

Back

An equation is a mathematical statement that asserts the equality of two expressions, often used to find the value of a variable.

Front

What is the role of parentheses in an expression?

Back

Parentheses indicate which operations should be performed first in an expression.