Solving Systems of Equations by Substitution

What is the solution to the system?

• (0, 3)

• (1, -1)

• (-3, 1)

• (1, 3)

Tags

CCSS.8.EE.C.8B

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 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

Enter the x coordinate of the solution to this system of equations.

HINT: Make sure both equations are in (x + y = #) form. Then do the shortcut.

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system of equations?

Tags

CCSS.HSA.REI.C.9

What is the solution to this system of equations?

Tags

CCSS.HSA.REI.C.9

(a)  

• A

• B

• C

• D

Tags

CCSS.8.EE.C.8C

Enter the x coordinate of the solution to this system of equations. HINT: Make sure both equations are in (y=mx+b) form. Then do the shortcut with DESMOS

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How many solutions will this system have?

• One

• Two

• No Solution

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

What is the solution to a systems of equations? 

• The point or points where they intersect

• What the lines have in common

• Either a single point, infinite number of points or no points

• ALL OF THE ABOVE 

Tags

CCSS.8.EE.C.8B