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Mathematics 9 Online
OpenStudy (anonymous):

Which is the equation of the given line? A. x = 2 B. y = –2x C. x = –2 D. y = –2

Mehek (mehek14):

ok the 2 points are (2,-2) and (-5,-2) do you know how to find the slope

OpenStudy (anonymous):

do you do -2--2 and 2--5

undeadknight26 (undeadknight26):

Almost...: -2 - (-2)/-5 - 2

OpenStudy (anonymous):

ok so it's 0,-7

Mehek (mehek14):

it is not 0

OpenStudy (anonymous):

-2-(-2= 0 doesn't it

Mehek (mehek14):

yes ik my computer keeps on freezing

OpenStudy (anonymous):

because two minuses make a plus

Mehek (mehek14):

i didnt mean to type 0

OpenStudy (anonymous):

oh ok

Mehek (mehek14):

ok since it is 0/7 there is no slope

undeadknight26 (undeadknight26):

Tbh this is an easy question...Since it is on the y axisit will stay there. for example: |dw:1424113716111:dw|

undeadknight26 (undeadknight26):

Understand?

undeadknight26 (undeadknight26):

For your question now what do you think is the answer?

OpenStudy (anonymous):

B? i suck at math

OpenStudy (anonymous):

not b

OpenStudy (anonymous):

a

undeadknight26 (undeadknight26):

Not B. -2x would mean the graph DECREASES by 2. You were in the right direction...it has to be either B or D...Since -2x means it has a slope...It would be D!

OpenStudy (anonymous):

oh i get it thank you @undeadknight26 and @Mehek14

undeadknight26 (undeadknight26):

Any time :D Btw welcome to Openstudy/OS! If you have any questions please contact me!

OpenStudy (anonymous):

thank I will

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