Algebraic Expressions 1

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that includes numbers, variables, and operation symbols (like +, -, *, /). For example, 3x + 2 is an algebraic expression.

Front

What does 'K + 6' represent?

Back

'K + 6' represents a value that is 6 more than the variable K.

Front

What does 'c / 2' mean?

Back

'c / 2' means half of the value of c.

Front

What does '9n' signify?

Back

'9n' signifies 9 times the value of the variable n.

Front

What does 'n - 7' indicate?

Back

'n - 7' indicates a value that is 7 less than the variable n.

Front

What does '4 + n' represent?

Back

'4 + n' represents a value that is 4 more than the variable n.

Front

What is a variable in algebra?

Back

A variable is a symbol (often a letter) that represents an unknown value. For example, in the expression 2x + 3, 'x' is a variable.

Front

What is a constant in algebra?

Back

A constant is a fixed value that does not change. For example, in the expression 5x + 3, '3' is a constant.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal, using an equality sign.

Front

What does '3 - c' represent?

Back

'3 - c' represents a value that is 3 minus the value of the variable c.