Equation Vocabulary

Front

What is a constant in an equation?

Back

A constant is a number that stands alone and does not change.

Front

What is an equation?

Back

Front

What does the prefix 'co' in coefficient mean?

Back

The prefix 'co' means 'with' or 'together', indicating that a coefficient is a number that is multiplied by a variable.

Front

What is the vocabulary word for the number that does not change in the expression -5y + 4?

Back

The vocabulary word is 'constant'.

Front

What must an equation have?

Back

An equation must have an equal sign.

Front

What is a coefficient?

Back

A coefficient is a number that is multiplied by a variable in an expression (e.g., in 3x, 3 is the coefficient).

Front

What is a variable in an equation?

Back

A variable is a symbol (often a letter) that represents an unknown value (e.g., x or y).

Front

What does it mean if an equation is balanced?

Back

An equation is balanced when both sides of the equation have the same value.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equal sign, while an equation does.

Front

What is the term for the number in front of a variable?

Back

The term is 'coefficient'.