Equations Quest Writing Inequalities #2

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

How do you represent a situation where one cost is less than another using an inequality?

Back

You can represent it by using the less than symbol (<) between the two expressions that represent the costs.

Front

What does the symbol '>' mean in an inequality?

Back

The symbol '>' means 'greater than' in an inequality.

Front

What does the symbol '<' mean in an inequality?

Back

The symbol '<' means 'less than' in an inequality.

Front

How do you set up an inequality for a situation involving costs?

Back

Identify the fixed costs and variable costs, then express the total cost for each option as an inequality.

Front

If Store S charges a monthly fee and a per-game fee, how do you express the total cost?

Back

Total cost = monthly fee + (per-game fee × number of games).

Front

How do you compare two different rental costs using inequalities?

Back

Set up an inequality where the total cost of one store is less than the total cost of the other store.

Front

What is the first step in solving an inequality?

Back

The first step is to isolate the variable on one side of the inequality.

Front

What does it mean for a temperature to be rising or falling in terms of inequalities?

Back

It means you can express the temperature change as a variable that increases or decreases over time.

Front

How do you express a population increase in an inequality?

Back

You can express it as an initial population plus the rate of increase multiplied by time.