Does Point Satisfy Line

How can you tell if a point is a solution to a system?

• It makes the first equation true.

• The (x,y) coordinates satisfy both equations

• It makes logical sense

• It makes neither equation negative

Lisa and Tammy are selling items at the craft show.  Which might be a reasonable solution from the graph showing the number of items sold when they both have earned the same amount?

• (1, 12)

• (3, 19)

• (5, 25)

• (0, 10)

Tags

CCSS.8.EE.C.8C

Identify the solution to the system using the graph.

• (0,0)

• (1,1)

• (2,2)

• (3,3)

Tags

CCSS.8.EE.C.8B

Does the solution (6, -2) satisfy the equation 3x - 4y = 24

• Yes

• No

What is the solution to the system?

• (0, 3)

• (1, -1)

• (-3, 1)

• (1, 3)

Tags

CCSS.8.EE.C.8A

Does the point satisfy the inequality?

• True

• False

Which point below does NOT satisfy the inequality?

• (4, 6)

• (8, 7)

• (8, 3)

• (5, 4)

Does the point satisfy the inequality?

• True

• False

Which point below satisfies the inequality?

• (2, 8)

• (8, 7)

• (5, 9)

• (10, 3)

Which point below does NOT satisfy the inequality?

• (6, 4)

• (7, 7)

• (9, 4)

• (11, 3)