Algebraic Expressions

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 'the product of a number and 9' mean?

Back

It means to multiply a number (represented as n) by 9, which is written as 9n.

Front

How do you express '2 less than the quotient of d and 6'?

Back

This is expressed as d/6 - 2.

Front

What does 'd decreased by 29' mean in algebraic terms?

Back

It means to subtract 29 from d, written as d - 29.

Front

How do you write 'a number decreased by 9' in algebraic form?

Back

This is written as n - 9.

Front

What does '17 less than the product of 3 and m' mean?

Back

It means to subtract 17 from the product of 3 and m, written as 3m - 17.

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 coefficient?

Back

A coefficient is a number that is multiplied by a variable in an algebraic expression. For example, in 4x, 4 is the coefficient.

Front

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

Back

It means to add 5 to a number (represented as n), written as n + 5.

Front

How do you express 'the difference of a number and 10'?

Back

This is expressed as n - 10.