Question

Which ordered pair is a solution of the equation 2x − y = 9 (-4,1)
(-2,5)
(5,1)
(6,-3)

Answer 1

(6,-3)

Answer 2

2(6)-3=9

Answer 3

C

Answer 4

(5, 1)

Answer 5

@SkylarLee thats not right
Correct answer is (5,1)

Answer 6

@mathmale Am I correct?

Answer 7

I used it in plato and it did come out correct. me and @tk23 are doing the same thing

Answer 8

Let's see what mathmale says

Answer 9

its some glitch and plato with that unit it did that

Answer 10

(5,1) https://www.desmos.com/calculator

Answer 11

httsp/:platoadvance.gle.com

Answer 12

^ it said it was a glitch ._.

Answer 13

its not correct but it uses four different answersany answer he picked woulld have been right in that unit bc plato is glitching do you understand lol @Kemist

Answer 14

(5,1) is correct.

Answer 15

Look at that graph and tell me what you see

Answer 16

Instead of asking me (or someone else), "Am i correct?" why not ask, "I want to be able to check my own answers. Could you give me some pointers on how to do that?"

Answer 17

Well as long as he gets it right then I guess the answers doesn't matter :D

Answer 18

@mathmale I just proved I'm right with that graph :P

Answer 19

@Conqueror (5,1) is correct but if he would have put it in on plato in that unit it will mark it wrong even tho its the right answer for some reason plato is doing that i had to type in the wrong answers we dunno whats wrong >_<

Answer 20

Don't use "plato"

Answer 21

https://www.desmos.com/calculator Is great for these problems.

Answer 22

What does the word "solution" mean when we're discussing "solution of the equation 2x − y = 9"?

Answer 23

Indeed @Kemist

Answer 24

Let's please cease this "I'm right!" stuff and concentrate on learning how to check your own work and how to help others check their own work.

Answer 25

Who's willing and able to complete the sentence, "a given ordered pair is a solution to the equation 2x − y = 9 if ...... " ?