Solving Systems Focused Practice

 $x=-3y-17$  
 $2x+3y=-7$  
Solve the system of equations

•  $\left(1,-20\right)$  

•  $\left(3,\ 0\right)$  

•   $\left(-5,\ -2\right)$  

•   $\left(10,\ -9\right)$  

 $x+2y=-3$  
 $x-y=-12$  

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

•  $-9$  

•  $-7$  

•  $3$  

•  $9$  

What is the solution to the system of linear equations below?
 $y=4x+1$  

 $3x+2y=13$  

•  $\left(1,\ 5\right)$  

•  $\left(5,\ 1\right)$  

•  $\left(0.25,\ 2\right)$  

•  $no\ solution$  

Mr. Heijligers is showing his students how to solve systems of equations. Which of the following would be the correct Matrix to enter into the calculator?
 $2y=-3x+16$  
 $7x+y=19$  

• 3     2     16
  7     1     19

• 2     -3     16
  7      1     19

• -3     2     16
   7     0     19

• -3     -2     -16
   7      0       19

Given the graph, which system of linear equations is represented

• $3x+y\ =15$
  $-3x+y=-3$
  

• $x+3y=-3$
  $x-3y=15$
  

• $3x+y=-3$
  $-3x+y=15$
  

• $x+3y=15$
  $x-3y=-3$