Week 17 Practice

Which graph shows y ≥ -3? USE DESMOS.

• 
• 
• 
• 

What is the solution to this system of equations?

• (4, -1)

• (-1, 4)

• (-4, 1)

• (-4, -1)

Determine if (3, -4) is a solution to  $y\le2x-5$  .

 USE DESMOS.

• (3, -4) IS a solution

• (3, -4 IS NOT a solution.

Determine if (0, 1) is a solution to  $y>-6x+1$  .

USE DESMOS.

• (0,1)  IS  a solution

• (0, 1)  IS NOT  a solution.

Which ordered pairs are part of the solution to the inequality below? Choose ALL correct answers. USE DESMOS.

 $y<5x-4$  

• (4,2)

• (1,-4)

• (2,7)

• (8,4)

• (0,-1)

Solve the system of equations. USE DESMOS.

y = 4x + 1

3x + 2y = 13

• (1, 5)

• (5, 1)

• infinitely many solutions

• no solution

What is the solution?

• (0, -1.5)

• No solution

• Infinitely Many Solutions

How many solutions?

• One Solution

• No Solution

• Infinitely Many Solutions

Graph the system of linear equations and determine the y-value of the solution. USE DESMOS.

y = x + 1

y = 2x - 4

• 5

• 1

• 2

• 6

Which ordered pair is a solution to the given system?

• (5,0)

• (1,-3)

• (3,3)

• (2,1)