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 (like +, -, *, /). For example, 2x + 3 is an algebraic expression.

Front

What does '4 less than a number' mean in algebraic terms?

Back

It means to subtract 4 from a variable. If we let n represent the number, it is written as n - 4.

Front

How do you express 'twice a number g' in algebraic form?

Back

It is expressed as 2g.

Front

If m represents the amount of money Zoe had, how do you express how she spent $28?

Back

It is expressed as m - 28.

Front

How do you represent the number of people on a basketball team if they bought 18 T-shirts and each member gets t T-shirts?

Back

Front

Translate '8 less than the product of 4 and a number m' into an algebraic expression.

Back

It is expressed as 4m - 8.

Front

What is a variable in algebra?

Back

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

Front

What does 'product' mean in mathematics?

Back

The product is the result of multiplying two or more numbers together. For example, the product of 4 and 5 is 20.

Front

What does 'sum' mean in mathematics?

Back

The sum is the result of adding two or more numbers together. For example, the sum of 3 and 7 is 10.

Front

How do you express 'the difference between a number x and 5' in algebraic terms?

Back

It is expressed as x - 5.