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Mathematics 21 Online
OpenStudy (anonymous):

Directions: Select all the correct answers.Which of the following have the same y-intercept as the equation y = 2x + 3? A.) a line through the points (-3, 0) and (-1, 2) B.) x y -3 5 3 3 6 2 C.)https://s3.amazonaws.com/platocdn/EdAssets/a7dfc91b94334843ba259905f5324a15?ts=635035297810500000 D.) x y -2 2 1 3 4 4 @jdoe0001

OpenStudy (anonymous):

@halorazer do u know :D

OpenStudy (anonymous):

Yes, yes I do. :p But I don't know how to teach you how to do it by yourself and I'll get banned if I just tell you. ._. mods.

OpenStudy (anonymous):

phooey. :D I'm trying to learn it for my quarter exams

OpenStudy (anonymous):

Hmm. Do you know the point slope formula?

OpenStudy (anonymous):

Nope, I suck at math

OpenStudy (anonymous):

Well nevermind, wrong one anyways. Well basically, there's a formula for finding the slope in an equation, which is \[\frac{ y2-y1 }{ x2-x1 }\]. Where the there are two sets of coordinates (x1,y1) and (x2,y2).

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