Topic 3 Systems of Equations and Inequalities Skills Practice

Which system has the same solution as the system of equations shown?

8x + 3y = 5

4x + 2y = 3

• 8x + 3y = 5

  -8x + 4y = 6

• 8x + 3y = 5

  -8x - 4y = -6

• 16x + 6y = 5

  12x - 6y = 9

• 8x + 3y = 5

  8x + 4y = 3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• Infinitely many solutions

• no solution

• one soultion

Tags

CCSS.8.EE.C.8B

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The cost of 6 sandwiches and 4 drinks is $53. The cost of 4 sandwiches and 6 drinks is $47. How much does one sandwich cost?

• $5.30

• $3.50

• $4.50

• $6.50

Tags

CCSS.8.EE.C.8C

In the graph of an inequality, the region to the left of a dashed vertical line through the point (-3, 0) is shaded. What inequality does the graph represent?

• x < -3

• x > -3

• y < -3

• y > -3

Tags

CCSS.HSA.REI.D.12

What is the solution of the system of equations?

5x - 4y = -10

3x + 2y = 16

Put your answer in (x,y) form.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Does the system of equations have no solution or infinitely many solutions?

2x + y = 2

y = -2x - 1

• no solution

• infinitely many solutions

Tags

CCSS.8.EE.C.8B

• A

• B

• C

• D

Tags

CCSS.8.EE.C.8B

Which inequality does the graph represent?

Tags

CCSS.HSA.REI.D.12

Is the point (5, -9) a solution in this graph?

• Yes

• No