Chapter 7 Review

Write the inequalities represented in the picture.

• y > -2 + x
  y ≤ 2x + 2
• y > 2 + x
  y ≤ 2x + 2
• y ≥ -2 + x
  y ≤ 2x + 2
• none of these are the system

Tags

CCSS.HSA.REI.D.12

Write the inequalities represented in the picture.

• y ≤ 3x   and  y ≤ -2x + 4
• y > 3x   and  y > -2x + 4
• y < 3x   and  y > -2x + 4
• y > 3x   and  y < -2x + 4

Tags

CCSS.HSA.REI.D.12

Write the inequalities represented in the picture.

• y > -4/5x - 1 and y ≤ 2/3x + 3
• y ≥ -4/5x - 1 and y ≤ 2/3x + 3
• y < -4/5x - 1 and y < 2/3x + 3
• y < -4/5x - 1 and y ≥ 2/3x + 3

Tags

CCSS.HSA.REI.D.12

What is the solution?

• One Solution
• No solution
• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

What is the solution?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)

Tags

CCSS.8.EE.C.8B

Solve the system of equations by substitution.

-x + y = -13

-8x - 4y = -8

• (5, 8)

• (5, -8)

• (-5, -18)

• (-5, 8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by substitution.

y = 4x + 1

3x + 2y = 13

• (1, 5)

• (5, 1)

• (0.25, 2)

• ∅

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using any method.

-12x - 10y = 0

6x + 5y = -1

• infinite solutions

• (0,0)

• no solution

• (2,1)

Tags

CCSS.8.EE.C.8B

Solve the system of equations using any method.

5x + 6y = -10

3x - 2y = -6

• (-2,0)

• (0,-2)

• (2,0)

• (0,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

This system has _____ solutions

• no solutions

• 1 solution

• 2 solutions

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B