QUIZ 2

 $3x\ +\ 4y\ =\ -3$  

 $-x\ +\ 4y\ =\ -15$  

• (2,-3)

• (3, -3)

• (3, 3)

• (-3,-2)

 $5x\ -\ 3y\ =\ 6$  
 $-5x\ +2y\ =\ 1$  

• (-2,-5)

• (2,7)

• (4,-5)

• (-3,-7)

 $-3x\ +\ 7y\ =\ -16$  
 $-9x\ +\ 5y\ =\ 16$  

• (-4,-4)

• (-9,-5)

• (7,-6)

• (3,9)

 $-4x\ +\ 9y\ =\ 9$  
 $x\ -\ 3y\ =\ -6$  

• (-9,5)

• (-6,4)

• (8,3)

• (5,-1)

 $-6x\ +5y\ =1$  

 $6x\ +4y\ =\ -10$  

• (1,-1)

• (-1,1)

• (-1,-1)

• (0,-1)

 $-9y\ +\ 4x\ -20\ =\ 0$  
 $-7y\ +\ 16x\ -80\ =\ 0$  

• (5,0)

• (4,6)

• (3,4)

• (-2,7)