Elimination method

Solve 2x + y = 3 and 6x − y = 9 using elimination method.

• x = 3/2 and y = 0

• x = 2/3 and y = 1

• x = 8/5 and y = 9

• x = 9/4 and y = 3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 4x + 2y = 10, 5x − y = 4 using elimination method.

• x = 5/3 and y = 5/6

• x = 5/7 and y = 27/7.

• x = 9/7 and y = 17/7.

• x = 19/7 and y = 17/7.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 3x + 4y = 11, 2x − 5y = -3 using elimination method.

• x = 43/23,y=31/23

• x = 33/23 and y = 24/23

• x = 11/23 and y = 30/23

• x = 4 and y = 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 5x + 3y = 17, 4x − 2y = 6 using elimination method.

• x = 2 and y = 3

• x = 1 and y = 2

• x = 3 and y = 4

• x = 4 and y = 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 6x + 7y = 29, 3x − 4y = 5 using elimination method.

• x = 2 and y = 3

• x = 3 and y = 4

• x = 4 and y = 5

• x = 5 and y = 6

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 3x - 2y = 7 and 5x + 4y = 23 using elimination method.

• x = 3 and y = 2

• x = 4 and y = 5

• x = 2 and y = 3

• x = 5 and y = 6

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 2x + 3y = 11, 4x - y = 5 using elimination method.

• x = 2 and y = 3

• x = 1 and y = 2

• x = 3 and y = 4

• x = 4 and y = 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 5x - 2y = 13, 3x + 4y = 19 using elimination method.

• x = 2 and y = 3

• x = 3 and y = 4

• x = 4 and y = 5

• x = 5 and y = 6

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve: 3u + 2t = 8; 5u + 9t = 2 using elimination method.

• t = −4 and u = 3

• t = −1 and u = 4.

• t = −2 and u = 5

• t = −2 and u = 4.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve 7p + 4q = 7, 8p + 5q = 5 using elimination method.

• p = 5 and q = -17

• p = 5 and q = -7.

• p = 5 and q = -6

• p = 4 and q = -7.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6