Solving Systems of Linear Equations - Graphing

What is the first step in solving a system by graphing?

• Write both linear equations in slope-intercept form
• Get x by itself
• Compare the slopes of both equations
• Write both equations in standard form

Tags

CCSS.8.EE.C.8B

Solve the following system by graphing.  What is the solution?

• Infinite number of solutions
• (3, 3)
• (3, -3)
• (-3, 3)

Solve the following system by graphing.  What is the solution?

• (-2, -4)
• (2, -4)
• (-2, 4)
• (2, 4)

Solve the following system by graphing.  What is the solution?

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)

Solve the following system by graphing.  What is the solution?

• (1, 2)
• (-1, 2)
• (2, 1)
• (2, -1)

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Solve the following system by graphing.  What is the solution?

• (3, -1)
• (-1, -3)
• (-1, -1)
• (-1, 3)

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

Is (1,10) a solution to

y=7x+5

y=x+9

• yes

• no

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

Is (1,7) a solution for

y=3x+4

y=x+6

• yes

• no

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

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