helloluvvv helloluvvv

26-10-2020
Mathematics

contestada

Does (-4, 5) make the equation y = -x - -9 true?
yes or no?

Respuesta :

Susurrus Susurrus

26-10-2020

Answer:

Yes

Step-by-step explanation:

Plug in the values and see!

[tex]y = -x - (-9)[/tex]

[tex]y = -x + 9[/tex]

Now we plug in and see:

[tex]5 = -4 + 9[/tex]

[tex]5 = 5[/tex]

So yes, it makes it true.

Answer Link

jcherry99 jcherry99

26-10-2020

Answer:

No

Step-by-step explanation:

Rewrite the equation. Get rid of the double negative.

y = -x + 9

Now if you put -4 into the equation, what happens?

y = -(-4) + 9

y = 4 + 9

y = 13

The point is not on the given line.

Answer Link

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