Solving pairs of linear equations in two variables

What is the solution to the system?

• No Solution 

lines in a plane that never intersect, no matter how far they are extended in either direction

• X-intercept

• Parallel Lines

• Solution of a System

• One Solution

Which image shows parallel lines in a system of linear equations?

• 
• 
• 
• 

What is the solution?

• (-1, -4)
• (-1, -3)
• (-3, -1)
• (-4, -1)

Answer explanation

Why was six afraid of seven?

Because seven, eight, nine!

What is the solution to the system?

• No solution

• (-2, 3)

• (3, -2)

• (2, 3)

What is the solution of this system?

• (0,0)

• (2,4)

• same line; infinite solutions

• parallel lines; no solution

A system of equations with no solution has ​ (a)   slopes and ​ (b)   y-intercepts.​ ​

• different
• same
• opposite

Tags

8.FGR.7.3

What is the solution to the system of equations? 

• (−3, 1) 

• Infinite number of solutions  

• (3, -1) 

• (-1, 3) 

What is the solution to this system?

• (3,1)

• (0,0)

• (0,2)

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

• Parallel lines

• Same Lines

• Intersecting Lines