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Systems of Equations
  • 1. y = 5x + 4 and y = 7x + 6
A) (-1,11)
B) (-1,-1)
C) (4,-1)
D) (1,-1)
  • 2. y = 2x + 4 and y = 7x + 9
A) (-1,2)
B) (-7,2)
C) (-1-8)
D) (2,-1)
  • 3. y = 2x + 9 and y = 4x - 3
A) (21,6)
B) (-6,21)
C) (6,21)
D) (6,15)
  • 4. y = 5x + 10 and y = 9x + 6
A) (1,15)
B) (-2,15)
C) (15,1)
D) (1,-4)
  • 5. y = 8x + 2 and y = 2x + 8
A) (10,1)
B) (1,10)
C) (-6,10)
D) (1,13)
  • 6. -x + 2y = 2 and -x + y = -1
A) (-4,-3)
B) (4,-3)
C) (-4,3)
D) (4,3)
  • 7. x + 2y = -12 and -3x +2y = 4
A) (-4,4)
B) (4,4)
C) (-4,-4)
D) (4,-4)
  • 8. -3x + 3y = -18 and 2x + 4y = -12
A) (2,4)
B) (-2,4)
C) (-2,-4)
D) (2,-4)
  • 9. -3x + 2y = -6 and 2x + 4y = 20
A) (-4,-3)
B) (4,-3)
C) (4,3)
D) (-4,3)
  • 10. 2x + y = 1 and 2x + 4y = -8
A) (-2,3)
B) (-2,-3)
C) (2,-3)
D) (2,3)
参加了这次测试的学生也参加了 :
ADDING POLYNOMIALS
7.1 - 7.3 solving systems of equations
Pythagorean theorem
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