Systems of Equations - All learning goals

Parallel Lines never intersect because...

• they have the same slopes.

• they have the same y-intercept.

• they have different slopes.

• they have different y-intercepts.

This system of equations has _ solutions.

(a)  

Tags

CCSS.8.EE.C.8B

12. 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 equations has no solution, what does the graph look like?

• intersecting lines

• Parallel Lines

• Overlapping lines

• x marks the spot

Tags

CCSS.8.EE.C.8A

If the solution is infinitely many the lines will ________?

• Intersect at exactly one point

• Be parallel

• Overlap each other

• Be impossible to graph

Tags

CCSS.8.EE.C.8A

This system of equations has _ solution.

(a)  

Tags

CCSS.8.EE.C.8A

After working a system of equations problem you have arrived at this answer:

9=9

What does that mean?

• You must have done something wrong.

• The system of equations has no solutions.

• The system of equations has one solution.

• The system of equations has infinitely many solutions.

Tags

CCSS.8.EE.C.8B

After working a system of equations problem you have arrived at this answer:

4 = -7

What does that mean?

• You must have done something wrong.

• The system of equations has no solutions.

• The system of equations has one solution.

• The system of equations has infinitely many solutions.

Tags

CCSS.8.EE.C.8B

After working a systems of equations problem you have arrived at this answer:

x = -2

y= 4

What does that mean?

• You must have done something wrong.

• The systems of equations has no solutions.

• The system of equations has one solution.

• The system of equations has infinitely many solutions.

Tags

CCSS.8.EE.C.8B

Solve this equation on paper:

 $3x+4=13$  
x = (a)  

Tags

CCSS.7.EE.B.4A