Solving Systems practice

Solve the system of equations.

-x + y = -13

-8x - 4y = -8

• (5, 8)

• (5, -8)

• (-5, -18)

• (-5, 8)

• (4,-8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

3x + 2y = 16

7x + y = 19

• (0.5,5)

• (4,2)

• (2,10)

• (2,5)

• (0.273, 7.591)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Where do these graphs intersect?

y = 7x + 9

2y + 2x = -18

• (5, 0)

• (-2, 18)

• (-2, -5)

• (1, -5)

• (5, -5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How many solutions does the system have?

y = 2x -11

-3y = -6x -15

• One solution

• Infinitely many solutions

• No solution

• Two solutions

Tags

CCSS.8.EE.C.8B

"A system of equations has more than one solution."

When is the above statement true?

• Sometimes

• Always

• Never

Tags

CCSS.8.EE.C.8B

If a system of linear equations has infinite solutions, which of the following is NOT true?

• The graph forms the same line.

• The lines do not intersect.

• The lines have the same slope.

• The lines have the same y-intercept.

Tags

CCSS.8.EE.C.8A

If a system of linear equations has no solution, which of the following is NOT true?

• The graph forms parallel lines.

• The lines have the same y-intercept.

• The lines have the same slope.

• The lines do not intersect.

Tags

CCSS.8.EE.C.8A

What is the solution to the system?

• (0, 3)

• (1, -1)

• (-3, 1)

• (1, 3)

• (0,4)

Tags

CCSS.8.EE.C.8B

CHALLENGE! What value of a would make the system have no solutions?

y + 5= 3x

y = ax + 6

• 5

• 3

• 6

• -5

Tags

CCSS.8.EE.C.8B

CHALLENGE! What value of b would make the system have infinite solutions?

2y + 10= 8x

y = 4x + b

• 2

• -5

• 4

• -10

Tags

CCSS.8.EE.C.8B