Systems of equations

Steffen graphed two lines in order to find the solution to a given system of equations.
What is the solution?

• (-3,-8)
• (-8,-3)
• (3,-8)
• (8,3)

Tags

CCSS.8.EE.C.8B

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. 

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

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

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

Tags

CCSS.8.EE.C.8B

What is the solution?

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

Tags

CCSS.8.EE.C.8B

How many solutions does this system of equations have?

• One Solution
• No solution
• Infinitely Many Solutions
• Two Solutions

Tags

CCSS.8.EE.C.8B

Determine if the given point (-4, -2) is a solution to the system of equations shown in the picture.

• Yes

• No

The system shown in the picture has an infinite number of solutions. Which point(s) are NOT solutions to the system.

• (0, 6)

• (0, 2)

• (1, 5)

• (3, 0)

Tags

CCSS.HSA.REI.C.9

What would be the best algebraic method to solve the system pictured?

• Substitution

• Elimination

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the goal when you are using the elimination method?

• To add the variables together

• To get no solution

• To cancel out a variable when you add the equations together

• For the equations to have the same signs

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

When solving by substitution you can isolate either x or y, it doesn't matter which one.

• True

• False

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6