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Mathematics 8 Online
OpenStudy (ilovecake):

What is when k = −4?

sammixboo (sammixboo):

:o

OpenStudy (anonymous):

what is what?

OpenStudy (ilovecake):

\[k-2 \over 12 \div k\]

sammixboo (sammixboo):

PLug in -4 \[-4-2 \over 12 \div -4\] So tell me, what is -4 - 2?

OpenStudy (ilovecake):

-6

sammixboo (sammixboo):

Correct!\[-6 \over 12 \div -4\] Now what is 12/-4?

OpenStudy (ilovecake):

-3

sammixboo (sammixboo):

Right so we have \(\dfrac{-6}{-3}\) which is?

OpenStudy (ilovecake):

2

OpenStudy (ilovecake):

@sammixboo

sammixboo (sammixboo):

Correct :)

OpenStudy (ilovecake):

so the answer is 2?

sammixboo (sammixboo):

Yup

OpenStudy (ilovecake):

ok. thanks

OpenStudy (ilovecake):

I GOT 100% ON MY TEST THANK YOU SOOO MUCH!!

OpenStudy (ilovecake):

Oh btw @sammixboo are you good at GUM

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