Intro to Systems of Equations Warmup

India 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

What is the solution to the system of equations? 
y = 3x - 8
y = 4 - x

• (3,1)
• (1,3)
• (-3,1)
• (3,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Alex and Billy are running laps. According to the graph, how long will it take for the two boys to run the same distance?

• 20 minutes
• 15 minutes
• 10 minutes
• 5 minutes

Tags

CCSS.8.EE.C.8C

Graph these lines on desmos:

y=4x

y=x-6

what is the x value (first value)?

Tags

CCSS.8.EE.C.8B

Graph the following equations on desmos:

y=2x

y=1/2x -3

what is the solution?

• (-2,4)

• (-2,-4)

• (2,14)

• (2,-4)

Tags

CCSS.8.EE.C.8B

Is ( 2, -1) a solution

*watch your signs*

y = -x - 3

y= 3x + 1

• Yes

• No