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Mathematics 18 Online
OpenStudy (anonymous):

ASAP!!!!! MATH HELP!!!!!

OpenStudy (anonymous):

http://i.imgur.com/wLp29Hk.png

OpenStudy (anonymous):

Explain please and how to find the answer

OpenStudy (bobo-i-bo):

One way to do it, is to plot the graph and see what it reminds you of....

OpenStudy (anonymous):

but i need an explaination and answer please

rebeccaxhawaii (rebeccaxhawaii):

any ideas?

OpenStudy (anonymous):

hmmm no

rebeccaxhawaii (rebeccaxhawaii):

okay so lets find the y intercept when x is 0, what is y? look at your chart

563blackghost (563blackghost):

https://www.youtube.com/watch?v=yvvdWvEvIEc

rebeccaxhawaii (rebeccaxhawaii):

@Ineedhelp123111 please answer my question

OpenStudy (anonymous):

its a 9

rebeccaxhawaii (rebeccaxhawaii):

when x is 0 what is y

OpenStudy (anonymous):

-1

rebeccaxhawaii (rebeccaxhawaii):

yes so -1 will be your y intercept remember when x is 0 y is your y intercept

OpenStudy (anonymous):

oh ok

rebeccaxhawaii (rebeccaxhawaii):

okay now we will figure out the slope pick two points for me (x, y) (x, y)

OpenStudy (anonymous):

-2,9 and -1,4

rebeccaxhawaii (rebeccaxhawaii):

okay great (-2,9) and (-1,4)

rebeccaxhawaii (rebeccaxhawaii):

now to get your slope you will plug it into this formula

rebeccaxhawaii (rebeccaxhawaii):

\[slope=\frac{ y^2-y^1 }{ x^2-x^1 }\] plug it in for me

OpenStudy (anonymous):

hmm idk

rebeccaxhawaii (rebeccaxhawaii):

no you know |dw:1459987191743:dw|

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