Inequalities

- 2k > 18

• k is greater than 20
• k is less than negative 9
• k is greater than negative 9
• k is less than 36 

4x - 2 ≤ -22

• x ≥ -5
• x ≥ -6
• x ≤ -6
• x ≤ -5

6 - 2h > 30

• h < 24
• 18 > h
• h > 12
• h < -12

6x² - 54 ≤ 0

• -3 ≤ x ≤ 3
• x ≤ -3 or x ≥ 3
• -3 < x < 3
• x < -3 or x > 3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

-8x² - 9 ≥ 0

• no solution
• all reals
• x = 1.125
• x ≠ 1.125

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Solve for u. 
u/7 – 1 ≤ 1

• 14≥u
• 14≤u
• u≤14
• u ≤ -14

-2 (x+2) < 14

• x < - 5
• x > -5
• x < -9
• x > -9

6(n + 2) < -72

• n < -14
• n < 35/3
• n < -10
• ∞

Solve the inequality:
 -4a < 2(a + 12). 

• a > -4
• a < 4
• a > 12
• a < -4

Which is a solution of
5(v + 3) - 10v > -10

• v < 5
• v > 5
• v > -5
• v < -5