Systems by Inspection & Graphing Test Review

^{What is the solution?}

• (0,1)

• (-2,0)

• (1, 2)

• (1, -1)

The solution (x, y) to a system of equations is the point where they...? 

• Run off the graph
• Don't touch
• Intersect
• Exist

Tags

CCSS.8.EE.C.8B

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

• intersecting lines
• parallel lines
• same lines

Tags

CCSS.8.EE.C.8A

How many Solutions?

• One Solution
• No solution
• Infinitely Many Solutions
• (0, -1)

Tags

CCSS.8.EE.C.8A

How many solutions will this system have?

• One Solution

• No Solution

• Infinitely Many Solutions

If the solution is infinitely many the lines will ________?

• intersect at exactly one point
• be parallel
• overlap each other
• never exist

Tags

CCSS.8.EE.C.8A

What is the solution?
(Hint:  Both lines are graphed over each other)

• One Solution
• No solution
• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

If a system of linear equations has one solution, what does this mean about the two lines?

• Intersecting lines

• Same line

• Parallel lines

Graph the system on your whiteboard. What is the solution?

• Infinite number of solutions

• (3, 3)

• (3, -3)

• No solution

Graph the system on your whiteboard. What is the solution?

y = 2x + 1

y = 4x - 1

• (1,3)

• No solution

• Infinitely many solutions

• (3,1)