9/9 Flashcard Algebraic Expressions 2

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 is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an algebraic expression. For example, in 4m + n + 2, the coefficient of m is 4.

Front

How do you express 'three times a number increased by nine' in algebraic form?

Back

The expression is 3h + 9.

Front

What does the expression 5 x (9 - 2) represent in words?

Back

It represents 'five times the difference of nine and two'.

Front

What is the value of the expression 14 - cd when c = 2 and d = 7?

Back

The value is 0.

Front

What is the equivalent expression for 45mpt?

Back

The equivalent expression is 3 x 3 x 5 x m x p x t.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like 3x or 5), while an expression is a combination of terms (like 3x + 5).

Front

What is the distributive property in algebra?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by each term inside a parenthesis.

Front

How do you simplify the expression 2(x + 3)?

Back

You simplify it to 2x + 6 using the distributive property.

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.