Proving a Coordinate Is a Solution

Determine whether the ordered pair is a solution of y=2x-4.
(-4,5)

• Yes

• No

Which of these is a solution to the equation
y = -5x?

• (1,5)

• (5, 1)

• (1, -5)

• (-5, 1)

Which of these is a solution to the equation
y = 2x - 7?

• (2,-3)

• (0, 7)

• (3, 2)

• (-4, -1)

Which of these is a point on the line represented by the equation
5y - x = -12 ?

• (-4, -8)

• (2, -2)

• (-27, 3)

• (0, -12)

• Yes

• No

What is the solution? 

• 1

• -2

• (1, 2)

• (1, -1)

Tags

CCSS.8.EE.C.8B

What is the solution? 

• 1

• -2

• (1, 2)

• (1, -1)

Tags

CCSS.8.EE.C.8B

The value of k if x = -1 and y = 2 is a solution of the equation 3x + k = 5y

• 10

• 11

• 12

• 13

• Yes

• No

• Yes

• No