Writing Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. It does not have an equality sign.

Front

What does the variable 'c' represent in the expression 'c - 6'?

Back

In the expression 'c - 6', 'c' represents the number of CDs Emily has.

Front

How do you express '6 fewer than a number' algebraically?

Back

You express '6 fewer than a number' as 'x - 6', where 'x' is the unknown number.

Front

What is the algebraic expression for 'subtract a number from 10'?

Back

The algebraic expression is '10 - n', where 'n' is the number being subtracted.

Front

Translate 'a number added to 19' into an algebraic expression.

Back

The expression is '19 + n', where 'n' is the unknown number.

Front

What does 'the difference of a number and six' mean in algebraic terms?

Back

It means 'x - 6', where 'x' is the unknown number.

Front

How do you express '8 less than the product of 4 and a number'?

Back

The expression is '4m - 8', where 'm' is the unknown number.

Front

What is the meaning of the term 'variable' in algebra?

Back

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

Front

What is the difference between an expression and an equation?

Back

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

Front

How do you write 'the sum of a number and 12' in algebraic form?

Back

It is written as 'n + 12', where 'n' is the unknown number.