Graph and Solve Inequalities

Graph and Solve Inequalities

Inequalities

An inequality compares two values, showing if one is greater than, less than, or simply not eqaul to another value.

< Less Than

< Less Than or Equal to

Less means you go left on a number line

> Greater Than

> Greater Than or Equal to

Greater means you go right on a number line

Multiple Choice

Which sentence represents m > 41?

• Mary’s points, m, totaled more than 41
• Calvin ran no less than 41 miles, m
• The temperature, m, was less than 41°F
• The magazines’ cost, m, was not more than $41.

Multiple Choice

"At most" and "No more than" are both clue words for...

• <
• >
• ≤
• ≥

Multiple Choice

7 is less than a number.

• x > 7
• x < 7
• x ≤ 7
• x ≥ 7

When graphing an inequality on a number line

< or > = Open Circle

Multiple Choice

When graphing an inequality, you use an open dot when you use which symbol?

• <, >
• ≤, ≥ 
• ≤, <
• ≥, >

When graphing inequality on number line:

< or > = Closed Cirlce

Multiple Choice

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 
• <, >
• ≤, <
• ≥, >

Multiple Choice

Match the graph with its inequality.

• c > 9
• c < 9
• c ≥ 9
• c ≤ 9

Multiple Choice

Match the graph with its inequality.

• –3/7 > j

• –3/7 < j

• –3/7 ≥ j

• –3/7 ≤ j

Multiple Choice

Match the graph with its inequality.

• b > –2

• b < –2

• b ≥ –2

• b ≤ –2

Multiple Choice

Match the graph with its inequality.

• a > 11

• a < 11

• a ≥ 11

• a ≤ 11