Check If a Point Is a Solution

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

^{What is the solution?} 

• 1

• -2

• (1, 2)

• (1, -1)

Tags

CCSS.8.EE.C.8B

What is the solution to the system?

• (0, 3)

• (1, -1)

• (-3, 1)

• (1, 3)

Tags

CCSS.8.EE.C.8B

Is the points (-4, 4) a solution to the system of equations?

• Yes

• No

Is the point (1, 2) a solution for the following inequality?

• No, it is located on the line and the line is dotted.

• No, it is located in the shaded region.

• Yes, it is located in the shaded region.

• Yes, it is located on the line.

(0,-3) ​​ (a)   so it ​ (b)   a solution to the system of equations.

• makes only one equation true

• is not

• is

• makes both equations true

• makes neither equation true

• does not make either one true

Is (-2,4) a solution to the system?

• Solution

• Not a solution

Tags

CCSS.HSA.REI.D.12

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

• Yes

• No

Is ( 2, -1) a solution

*watch your signs*

y = -x - 3

y= 3x + 1

• Yes

• No

What is the solution?

• (2, 2)

• (3, 2)

• (3, 4)

• (2, 3)

Tags

CCSS.8.EE.C.8B