FA Chapter 2 Test Review

A chef has 7 pounds of potatoes.  She needs more than 14 pounds for dinner.  What inequality describes the amount of potatoes the chef needs to buy?

• x - 7 > 14
• x + 7 > 14
• x - 7 < 14
• x + 7 < 14

Does the sign need to flip when solving?
8y < (-40)

• YES
• NO

Tags

CCSS.6.EE.B.8

Solve 
-9h > (-63)

• h < 7
• h > 7
• h < -7
• h > -7

Tags

CCSS.6.EE.B.8

-4 + y < -8

• y < 4
• y < -12
• y < -4
• y < 12

Tags

CCSS.7.EE.B.4B

28 − k ≥ 7(k − 4)

• k ≥ -7
• k ≤ -7
• k ≥ 7
• k ≤ 7

9y+8 > 9y-8

• No Solution

• y > 8/9

• all real numbers

Tags

CCSS.8.EE.C.7A

3(x-6) + 2 > 3x - 12

• no solution

• all real numbers

• x > 2/3

• none of these

Tags

CCSS.8.EE.C.7A

0 < x + 7 < 9

• -7<x   and   x<2
• -7<x   or   x<2
• -7>x   and   x>2
• -7>x  or   x>2

Write an inequality for Graph 3.

• x ≤ -2 AND x > 5
• x ≤ -2 OR x > 5
• x ≥ -2 OR x < 5
• -2 ≤ x < 5

x + 2 < -4 or -5x < -15

• -6 < x < 3

• x < -3 and x > 6

• x < -6 or x > 3

• No Solution