Translating 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

Define a variable in algebra.

Back

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

Front

What does it mean to translate a verbal expression into an algebraic expression?

Back

Translating a verbal expression into an algebraic expression involves converting words describing a mathematical relationship into a mathematical phrase using numbers and variables.

Front

Translate "Four dollars cheaper than two times price n" into an algebraic expression.

Back

2n - 4

Front

Translate "Twice the sum of a number and four" into an algebraic expression.

Back

2(n + 4)

Front

Translate "The difference of a number and four" into an algebraic expression.

Back

n - 4

Front

Translate "Four less a number" into an algebraic expression.

Back

n - 4

Front

Translate "Four times a number" into an algebraic expression.

Back

4n

Front

What is the difference between 'sum' and 'difference' in algebraic expressions?

Back

'Sum' refers to addition, while 'difference' refers to subtraction.

Front

What does 'twice' indicate in an algebraic expression?

Back

'Twice' indicates that a quantity should be multiplied by 2.