Solving Pairs of Linear Equations

A system of equations is graphed above. What is the solution to the system of equations?

• (0, -6)

• (-2, -3)

• (-3, -2)

• (-4, 0)

Tags

CCSS.8.EE.C.8B

Which System of Equations has a solution that is represented by exactly one point of intersection when the system is graphed?

• y = 2/3x + 2

  -y = 6 - 2/3x

• -4y = 12x - 4

  y = -3x + 1

• -y = -5x - 1

  y = -5x + 3

• 2y = -x + 10

  y = -1/2x - 3

Tags

CCSS.8.EE.C.8B

The graphs of two linear equations are shown. What is the best estimate of the solution to the system of linear equations?

• (2, -5)

• (5, -2)

• (-5, -2)

• (-2, 5)

• (-2, -5)

Tags

CCSS.8.EE.C.8B

What is the slope of the RED line?

• -1

• +2

• +5

Tags

CCSS.8.EE.B.5

Solve using Elimination method.

-3x - 9y = 15

x +3y = - 5

• Infinitely Many Solutions

• No Solution

• (0,0)

• (15,0)

• (3,9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The pair of linear equations shown by above situation are

• consistent

• dependent

• Inconsistent

• Both Consistent and Dependent

Tags

CCSS.8.EE.C.8C

Solve the system of equations

6x + 4y = 14

3x + 2y = 7

• (3, 2)

• Infinitely many solutions (IMS)

• No solution (NS)

• (2, 1)

Tags

CCSS.8.EE.C.8B

y = 1.2x - 0.2
y = 3.8x - 0.2

• One

  Solution

• No

  Solution

• Infinitely Many

  Solutions

Tags

CCSS.8.EE.C.8B

• (2, 1) only

• (3, 6) only 

• Infinitely many solutions

• No solution

Tags

CCSS.8.EE.C.8B

If the coefficients are different, the equation will have ______ solution.

• no

• one

• infinite

Tags

CCSS.8.EE.C.8B