Substitution for Solving Linear Equations

Solve the given system by using substitution method:

x = 3y -13

4x + 2y = 4

• x = 1, y = 4

• x = -1, y = -4

• x = -1, y = 4

• x = 1, y = -4

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• (3,-7)

• No solutions

• Infinitely many solutions

• (5,11)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How many solutions does this system have?

• One

• Two

• No Solution

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8B

How many solutions does this system have?

• No Solution

• Infinitely Many Solutions

• No Clue

• One solution

Tags

CCSS.8.EE.C.8A

Solve for x and y.
y = 2/3x - 2
y = -x + 3

• (0,3)

• (0,-3)

• (3,0)

• (-3,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x and y
y = 2x + 1
y = 4x - 1

• (1,3)

• (-1,-3)

• (-1,3)

• (3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:
y=8x+1
y=6x+3

• (1, 9)

• (4, 14)

• (0, 1)

• (2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

a solution to a system that results in one x value and one y value that will satisfy both equations 

• No Solution

• One Solution

• Infinite Solutions

• Beyond Solutions

Tags

CCSS.8.EE.C.8B

x = x

• No Solution

• One Solution

• Infinite Solutions

• Beyond Solutions

Tags

CCSS.8.EE.C.7A

Which of these is not a method for solving a system of equations?

• Graphing

• Substitution

• Elimination

• Hoping

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6