Expression vs Equation

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equals sign (e.g., 3y = -15).

Front

What is an expression?

Back

An expression is a combination of numbers, variables, and operators without an equals sign (e.g., 3y).

Front

What is a numerical equation?

Back

A numerical equation is an equation that contains only numbers and operations (e.g., 3 + 1 = 4).

Front

What is an algebraic equation?

Back

An algebraic equation is an equation that includes at least one variable (e.g., 3y = -15).

Front

What is a numerical expression?

Back

A numerical expression is a combination of numbers and operations without an equals sign (e.g., 2 + 3).

Front

What is an algebraic expression?

Back

An algebraic expression is a combination of numbers, variables, and operations without an equals sign (e.g., 2x + 3).

Front

What does the equals sign (=) indicate in an equation?

Back

The equals sign indicates that the two sides of the equation have the same value.

Front

Can an expression be solved?

Back

No, an expression cannot be solved because it does not contain an equals sign.

Front

What is the difference between an expression and an equation?

Back

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

Front

Is 2 + 1 = 3 an expression or an equation?

Back

It is an equation.