Warm up: Inequalities

Front

What symbols are used with a closed dot when graphing an inequality?

Back

≤, ≥

Front

Solve the inequality: 3(x – 1) ≥ –9

Back

x ≥ –2

Front

Write the phrase as an expression: twice a number x plus 8 is greater than 12.

Back

2x + 8 > 12

Front

What symbols are used with an open dot when graphing an inequality?

Back

<, >

Front

Create an inequality for Jo's friends: Jo has 8 friends and makes 2 new friends per week. She doesn't want more than 16 friends.

Back

2x + 8 ≤ 16

Front

What is an inequality?

Back

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

Front

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

Back

'>' means 'greater than'.

Front

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

Back

'<' means 'less than'.

Front

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

Back

'≤' means 'less than or equal to'.

Front

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

Back

'≥' means 'greater than or equal to'.