A2 3.1-3.3 Review

If a system of equations has no solution, what does the graph look like? 

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A

What is the solution?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

How many solutions will this system have? 

• No solution
• One Solution
• I Don't Know
• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

How many turkeys are prepared each year for Thanksgiving dinner by Americans?

• 22 million

• 46 million

• 15 million

• 70 million

What is the best method for solving this system of linear equations?

• Substitution

• Graphing

• Elimination

If you were to solve the following system of equations using the elimination method, what would you multiply by to cancel:

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If you were to solve the system of equations by substitution. What is new equations you would use to solve for y?

y = -4x + 5

y = 3x - 16

• y=7x-11

• y=-x-11

• y=3x-16

• y=x+11

Solve the system using any method. 
−4x − 4y = 0
4x + 4y = 0 

• (−6, −4) 
• Infinite number of solutions  
• No solutions
• (6, 4) 

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6

How can you tell if a point is a solution to a system?

• It makes the first equation true.
• The (x,y) coordinates satisfy both equations
• It makes logical sense
• It makes neither equation negative

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is the most popular Thanksgiving dinner side dish in WI?

• Creamed corn

• Green bean casserole

• Mashed Potatoes

• Mac and Cheese