24-25 7th Grade Maintenance Sheet 7.1 (units 1 & 2)

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

How do you represent total pay in an expression?

Back

Total pay can be represented as the hourly wage multiplied by the number of hours worked, plus any additional pay, such as overtime.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign and represents a value, while an equation states that two expressions are equal.

Front

What does it mean for an age to be 'at most' a certain value?

Back

'At most' means that the value can be equal to or less than the specified number.

Front

How do you write an inequality to represent a situation?

Back

An inequality is written using symbols like <, >, ≤, or ≥ to show the relationship between two expressions.

Front

What is the process of simplifying an expression?

Back

Simplifying an expression involves combining like terms and reducing it to its simplest form.

Front

What does it mean to factor an expression?

Back

Factoring an expression means rewriting it as a product of its factors.

Front

What is a variable in an expression?

Back

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

Front

What is the significance of the coefficient in an expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression.

Front

How do you determine if an equation is true or false?

Back

An equation is true if both sides of the equation have the same value; otherwise, it is false.