Week 15~Tuesday

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

Front

What does it mean for a number to be a solution to an inequality?

Back

A number is a solution to an inequality if, when substituted into the inequality, the statement remains true.

Front

How do you graph an inequality on a number line?

Back

To graph an inequality, use an open circle for < or > and a closed circle for ≤ or ≥, then shade the appropriate side of the circle.

Front

What is the perimeter of a triangle?

Back

The perimeter of a triangle is the sum of the lengths of all three sides.

Front

How do you solve for a variable in an inequality?

Back

To solve for a variable in an inequality, isolate the variable on one side using inverse operations, similar to solving an equation.

Front

What is the formula to calculate earnings based on hourly wage and hours worked?

Back

Earnings = Hourly Wage × Hours Worked.

Front

What does it mean when an inequality has no solution?

Back

An inequality has no solution when there are no values that can satisfy the inequality.

Front

What is a numeric expression?

Back

A numeric expression is a mathematical phrase that includes numbers and operations but does not have an equality sign.

Front

How do you combine like terms in an expression?

Back

To combine like terms, add or subtract the coefficients of terms that have the same variable raised to the same power.

Front

What is the significance of the solution set in inequalities?

Back

The solution set of an inequality is the set of all values that make the inequality true.