Quiz - Inequalities, word problems, & systems

What is the first step in solving the following problem?

2x+10=22

• Add 10 to each side

• Divide by 2

• Subtract 10 from each side

• Multiply by 10

Tags

CCSS.7.EE.B.4A

Select the correct graph for each inequality.

• A
• B
• C
• _D

Tags

CCSS.HSA.REI.D.12

which equation best represents this graph?

• y < 1/2x + 1

• y < 1/2x + 2

• y >1/2x + 2

• y > 2x

Tags

CCSS.HSA.REI.D.12

Select the graph for y >  -2x - 3

• A
• B
• C
• D

Tags

CCSS.HSA.REI.D.12

Identify the inequality.

• y > 2

• y ≤ 1

• x ≥ 2

• y ≥ 1

Tags

CCSS.HSA.REI.D.12

Identify the inequality.

• y > x+1

• y ≤ 1x+1

• y ≥ x+1

• y ≤ x-1

Tags

CCSS.HSA.REI.D.12

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, -10)
• (-1, 5)
• (5, 20)

Tags

CCSS.HSA.REI.D.12

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Solve using substitution:

y = -6x + 5

-2x + y = 5

• (-3, -6)

• (-6, 3)

• (0, 5)

• (-3, 5)

Tags

CCSS.HSA.REI.C.6

Solve by elimination 
-2x + 6y = 16
-4x  - 3y = 2

• (2,2)
• (-2, -2) 
• (-2,2)
• (2,1)

Tags

CCSS.HSA.REI.C.6

CCSS.8.EE.C.8B