solving system by substitution

Solve the following system:

 $y=-2$  

 $4x-3y=18$  

•  $\left(3,\ -2\right)$  

•  $\left(3,\ 2\right)$  

•  $\left(-2,3\right)$  

•  $\left(2,\ 3\right)$  

Tags

CCSS.HSA.REI.C.9

y = -2x + 18
y = 8

• (5, 8)
• (-5, 8)
• (2, 8)
• (-2, 8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = x + 3

y = x + 3

What is the solution?

• No Solution

• Many Solutions (0 = 0)

• (3,0)

• (0,3)

Tags

CCSS.8.EE.C.8B

x = 2

y = x - 2

What is the Solution?

• (2,0)

• (0,2)

• No Solution

• Many Solution

Tags

CCSS.8.EE.C.8B

y = -3

y = x + 5

What is the solution?

• (-8,-3)

• (-3,-8)

• (-3,8)

• (8,-3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• (1, -4)

• (1, 4)

• (-4, -7)

• (-7, -4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations.

• (-6, 1)

• (0, 0)

• (1, -6)

• No solution

• Infinite solutions

Tags

CCSS.8.EE.C.8B

Solve this system of equations. 
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

x = y + 1

x - y = 3

What is the solution?

• (3,1)

• (1,3)

• No Solution

• Many Solutions

Tags

CCSS.8.EE.C.8B