Systems by Elimination

Solve for x and y
3x + 2y = 16
7x + y = 19

• (-2,5)
• (-2,-5)
• (2,-5)
• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7x + 4y = 12

x + 2y = -4

• (-4,4)

• (4,4)

• (4,-4)

• (-4,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5x - 2y = 6
x - 2y = -2

• (2,2)
• (2,1)
• (1,2)
• (-2,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x - 4y = -4
x + 2y = 8

• (2,2)
• (4,2)
• (2,-2)
• (4,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3x + y = 4
x + 2y = -2

• (2,2)
• (-2,-2)
• (2,-2)
• (-2,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5x - 4y = =-16
x+ 2y = -6

• (-4,-1)
• (5,-1)
• (-5,-1)
• (4,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3x + 5y = 46
4x + 3y = 43 
x=_____
y=_____

• (7,5)
• (8,2)
• (-9,-2)
• (0,50)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6