Math 7 Unit 4

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

How do you write an inequality for 'n is less than 9'?

Back

n < 9

Front

What is the solution to the inequality 6 - 2h > 30?

Back

h < -12

Front

How do you translate 'Seven subtracted from n is 18' into an equation?

Back

n - 7 = 18

Front

What is the solution of the inequality k/-12 ≤ -7?

Back

k ≥ 84

Front

How do you solve the inequality 4x - 2 ≤ -22?

Back

x ≤ -5

Front

What does it mean to solve an inequality?

Back

To solve an inequality means to find all values of the variable that make 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.

Front

What is the graphical representation of an inequality?

Back

The graphical representation of an inequality is a number line or a coordinate plane where the solution set is shown with a line or shaded region.

Front

What does the symbol '≥' represent?

Back

The symbol '≥' means 'greater than or equal to'.