CheckPoint 4 Review Day 1

A system of two linear equations in two variables is shown on the coordinate grid.

Which of the following are true statements of the system? Select all that apply

• Linear equations $-5x+3y=9$ and $2x+3y=-12$ represent the system.

• (-3,2) is a solution

• (-3,-2) is a solution

• Linear equations $-5x-3y=9$ and $2x-3y=-12$

Tags

CCSS.8.EE.C.8B

 A system of linear equations is shown.
 $3x+y=4$  
 $x-2y=-8$ 
Which graph can be used to determine the solution to the system of equations?

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Tags

CCSS.8.EE.C.8B

The line graphed on the grid represents the first of two equations in a system of linear equations.

If the graph of the second equation in the system passes through the points (-12,4) and (12,-8), which statement is true?

• The only solution to the system is (-4,0)

• The only solution to the system is (4,-4)

• The system has no solution

• The system has an infinite number of solutions

Tags

CCSS.8.EE.C.8B

A linear inequality in two variables is shown below. 

 $4x-y\ge-2$  

Which graph would represent the solution set of the linear inequality?

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Tags

CCSS.HSA.REI.D.12

The lines graphed on the coordinate grid represent a system of linear equation, $y=-3x+2$   and  $3x-2y=8$  

Which statement about the system of inequalities  $y<-3x+2$  and  $3x-2y\le8$  

• The point (0,2) is in the solution set of the system of inequalities

• The point (0,-4) is in the solution set of the system of inequalities

• The point (2,2) is in the solution set of the system of inequalities

• The point (2,-6) is in the solution set of the system of inequalities

Tags

CCSS.HSA.REI.D.12

A system of two linear equations with two variables is shown below.

 $5x-6y=12$  
 $12+5x=6y$  
Which is the solution to this system of linear equations?

• No solution
  

• (0,-21)

• All points on the line  $y=\frac{5}{6}x-2$  

• (6,5)

Tags

CCSS.8.EE.C.8B

A college student completed some courses worth 3 credits and some courses worth 4 credits. The student earned a total of 77 credits after completing 23 courses.

How many courses worth 4 credits did the student complete.

• 19

• 15

• 8

• 5

Tags

CCSS.8.EE.C.8C

What is the value of x in the solution to this system of equations?

 $4y+2x=-4$  
 $y=\frac{1}{4}x+5$  

•  $\frac{1}{4}$  

• -8

•  $-\frac{12}{5}$  

• 3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which of the following corresponds to this system of equations?

• One solution

• No solution

• Infinitely many solutions

• All of the above

Tags

CCSS.8.EE.C.8B

Which of the following corresponds to this system of equations?

• One solution

• No solution

• Infinitely many solutions

• All of the above

Tags

CCSS.8.EE.C.8B