Systems of Equations Review - Tech Math

Which of the following are ways to solve systems of equations? 

• Graphing
• Substitution
• Elimination
• All of the above

What is the solution?

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

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

• (-1, 4)
• (1, -4)
• (-4, 1)
• (4, -1)

How many solutions are there in the system of equations?

• No Solution

• Infinitely Many Solutions

• One Solution

• Two Solutions

Tags

CCSS.8.EE.C.8

Parallel lines have the same slope with a different y-intercept and how many solutions?

• One
• No
• Infinite

The same line on a graph, has how many solutions?

• One solution
• Infinite solutions
• No solution

Intersecting lines have how many solutions?

• One solution
• No solutions
• Infinite solutions

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.8

Solve for x and y
y = 2x + 1
y = 4x - 1

• (1,3)
• (-1,-3)
• (-1,3)
• (3,1)

Solve for x and y.
y = 2/3x - 2
y = -x + 3

• (0,3)
• (0,-3)
• (3,0)
• (-3,0)