M7 Unit 4b Word Problem Tease

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, greater than or equal to, or less than or equal to the other.

Front

What does 'at least' mean in mathematical terms?

Back

'At least' indicates a minimum value that must be met or exceeded, often represented by the symbol '≥'.

Front

How do you represent a situation where someone earns money for each task completed?

Back

You can represent this with a variable (e.g., x) multiplied by the amount earned per task (e.g., 20x for $20 per task).

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

How do you write an inequality for saving money?

Back

If you have a starting amount and earn more, you can write it as: starting amount + (earnings per unit * number of units) ≥ target amount.

Front

What is the inequality for Billy's situation?

Back

Front

What is the inequality for Sindy's situation?

Back

Front

What is the inequality for Larry's situation?

Back

Front

What does it mean to solve an inequality?

Back

To solve an inequality means to find the range of values for the variable that makes the inequality true.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.