Writing Algebraic Expressions and Equations

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. For example, 3x + 5 is an algebraic expression.

Front

What does it mean to 'divide a number c into fourteen'?

Back

Front

How do you express 'eighteen less than a number f'?

Back

This is expressed as f - 18.

Front

What is the product of negative eight and a number?

Back

This is expressed as -8x.

Front

How do you express 'the difference of 3 times a number and 7'?

Back

This is expressed as 3n - 7.

Front

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

Back

This is expressed as 4m - 8.

Front

What is a variable in algebra?

Back

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

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equal sign (=). For example, 2x + 3 = 7.

Front

What does 'the sum of a number x and 5' mean?

Back

It means to add 5 to the number x, expressed as x + 5.

Front

How do you express 'twice a number y'?

Back

This is expressed as 2y.