3-4 Practice: Write Alg. Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that includes numbers, variables, and operation symbols (like +, -, *, /) but does not have an equality sign.

Front

What does the term 'variable' mean in algebra?

Back

A variable is a symbol (usually a letter) that represents an unknown value in an expression or equation.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers, variables, and operations without an equality sign, while an equation states that two expressions are equal.

Front

What does '9 + a' represent?

Back

9 increased by a.

Front

What does '9m' represent?

Back

The product of 9 and m.

Front

What is the algebraic expression for 'the difference between 12 and g'?

Back

12 - g.

Front

How do you translate 'twice a number x' into an algebraic expression?

Back

2x.

Front

What does 'a divided by 4' look like as an algebraic expression?

Back

a/4.

Front

What is the algebraic expression for 'the sum of 5 and y'?

Back

5 + y.

Front

How would you express 'the product of 3 and the sum of x and 2'?

Back

3(x + 2).