Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

What is the slope of the line with equation y = –x? A. 0 B. –1 C. 1 D. The slope is undefined.

geerky42 (geerky42):

What do you think?

geerky42 (geerky42):

Any line can be represent as \(y = mx+b\) Here, m is slope and b is y-intercept.

OpenStudy (anonymous):

Well.. i think its D i think its undefined. what about u?

geerky42 (geerky42):

Why D?

geerky42 (geerky42):

you have y = -x What is m in -x?

OpenStudy (anonymous):

becuase there isnt any numbers to go off of.

geerky42 (geerky42):

\(\large -x\) is same as \(\large -1x\)

OpenStudy (anonymous):

ooh so its b... right?

geerky42 (geerky42):

Yep.

geerky42 (geerky42):

we don't show 1 because multiply anything by 1 is same, so no point in writting 1. Makes sense?

OpenStudy (anonymous):

thank u! :D and yes.. do u want medal?

geerky42 (geerky42):

Up to you.

OpenStudy (anonymous):

ill take that as yeh :D thx!

geerky42 (geerky42):

ok welcome :)

OpenStudy (anonymous):

i just got a 100% :D

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!