one and two step equations and Inequalities RETAKE

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 the symbol '>' mean in an inequality?

Back

The symbol '>' means 'greater than'. For example, in the inequality 6 > x, it means 6 is greater than x.

Front

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

Back

The symbol '<' means 'less than'. For example, in the inequality x < 5, it means x is less than 5.

Front

What is the first step to solve the equation -3x + 10 = 28?

Back

The first step is to subtract 10 from both sides of the equation.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Front

What is the solution to the inequality 2k - 9 ≤ -19?

Back

The solution is k ≤ -5.

Front

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

Back

The symbol '≤' means 'less than or equal to'. It indicates that the value can be either less than or exactly equal to another value.

Front

What is the first step to solve the equation 2x + 7 = 15?

Back

The first step is to subtract 7 from both sides of the equation.

Front

What is the purpose of using inequalities in real-life situations?

Back

Inequalities are used to represent constraints or limits, such as budgets, capacities, or maximum values.

Front

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

Back

The symbol '≥' means 'greater than or equal to'. It indicates that the value can be either greater than or exactly equal to another value.