Equations and Inequalities

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often represented by letters like x or y, that stands for an unknown value.

Front

What is the solution to the equation x + 8 = 17?

Back

The solution is x = 9.

Front

How do you represent 'Janie has 4 less than 5 times the number of candy Brayden has' mathematically?

Back

This can be represented as J = 5c - 4, where J is the amount of candy Janie has and c is the amount Brayden has.

Front

What does the term 'target' mean in a mathematical context?

Back

In a mathematical context, a target refers to a specific goal or value that one aims to achieve, such as a sales target.

Front

What is the purpose of a number line in inequalities?

Back

A number line visually represents the solutions of an inequality, showing which values satisfy the condition.

Front

What does it mean if a player's height is greater than 120 cm?

Back

It means that the height of each player is more than 120 cm, which can be represented as h > 120, where h is the height.

Front

What is the relationship between fixed salary and commission in a sales context?

Back

A fixed salary is a guaranteed amount paid regularly, while commission is an additional payment based on performance, such as sales made above a target.