Inequalities

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

• <
• >
• ≤
• ≥

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

• <, >
• ≤, ≥ 

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

• 2 + 8x < 12
• 2x + 8 > 12
• 2(x+8) ≠ 12
• 8(2+x) 

Which inequality represents the situation six more than twice a number is greater than 50?

• 6 + x > 50
• 6 + 2x < 50
• 2x + 6 > 50
• 6x + 2 > 50

Jo has 8 friends and makes 2 new friends per week. She doesn't want any more than 16 friends. Create an inequality to determine the number of weeks it will take Jo to reach her desired number of friends.

• 2x + 8 ≤ 16
• 16x +8 < 2
• 8x +2 ≤ 16
• 2x + 16 < 8

Jim has $8 to spend on pizza. The slice is $4 and each topping is $0.50. Create an inequality to represent the number of toppings Jim can get if he only buys one slice of pizza.

• 4x + 0.50 ≥ 8
• .50x + 4 < 8
• 0.50x +4 ≤ 8
• 4x +0.50 ≤ 8

Match the number line

to the inequality.

Match the number line

to the inequality.

Match the number line

to the inequality.

Match the number line

to the inequality.