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Mathematics 8 Online
OpenStudy (anonymous):

Find the slope of the line passing through the points (0, 4) and (–8, –1). A. -8/5 B. -5/8 C. 5/8 D. 8/5 Find the slope of the line passing through the points (1, –5) and (4, 1). A.2 B. -4/5 C. 5/4 D.-2

OpenStudy (anonymous):

Use this formula \[\frac{ y2-y1 }{ x2-x1 }\]

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

If you would like me to walk you through it, I will.

OpenStudy (anonymous):

yes plz

rvc (rvc):

use the formula

rvc (rvc):

let @crazy_girl121315 try

OpenStudy (anonymous):

Okay, So, you know in an ordered pair, you have an x coordinate and a y coordinate. (x,y) So in the ordered pairs, (0,4) and (-8,-1) label the correct ones x1,x2,y1, and y2.

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

Tell me which one is x1, x2, y1, and y2. I want you to label them.

rvc (rvc):

yes

OpenStudy (anonymous):

idk

OpenStudy (anonymous):

i got it the first one is c

OpenStudy (anonymous):

Okay, x1 means the first x coordinate. and x2 is the 2nd. Set up the equation like this.\[\frac{ -1-4 }{ -8-0 }\] now solve

rvc (rvc):

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