Inequalities Warm Up

When do you graph using a CLOSED circle?

• Positive numbers

• When using 'or equal to' signs

  $\le\ or\ \ge$

• Negative numbers

• When using only greater or less than $<\ or\ >$

Which direction is this inequality graphed?

X < 8

• Left

• Right

Which direction is this inequality graphed?

X > 2

• Left

• Right

Which direction is this inequality graphed?

 $x\ge2$  

• Left

• Right

Would this be graphed with on OPEN or CLOSED circle?

 $x\le4$  

• Open

• Closed

Would this be graphed with on OPEN or CLOSED circle?

 $x<6$  

• Open

• Closed

Would this be graphed with on OPEN or CLOSED circle?

 $x>9$  

• Open

• Closed

Would this be graphed with on OPEN or CLOSED circle?

 $x\ge9$  

• Open

• Closed

Solve:

7x = 98

• x = 12

• x = 14

• x = 13

• x = 18

Which inequality matches this scenario:

Issac swam a total of 32 miles.

He swam 4 miles every hour.

What is h, the number of hours Issac swam?

• 32h = 4

• 32 = 4h

• 32 - 4 = h

• h + 4 = 32