louis413
what is a slope-intercept if.... X-intercept is 2 and slope is 7?
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Nikebauer12
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the x intercept is where y=0
the y intercept is where x=0
alexwee123
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slope intercept form would be y=mx+b
louis413
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wait i thought 2 is for y-intercepts..
alexwee123
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nike 2 is an x intercept
Nikebauer12
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yeah i missed that one.. so y=b for the y intercept..
alexwee123
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to find slope intercept form i like to use the point slope formula |dw:1336108386600:dw|
then i would plug in (2,0) and the slope and then convert it to y=mx+b
louis413
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wait
wuts the answer?
alexwee123
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that's for you to figure out since i gave you instructions on how to find the answer ^
louis413
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=>= alright tahnks dude
Nikebauer12
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good call alex. idk why i couldnt think of that formula.. but to check you answer you could just graph it.
alexwee123
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ya you could but that takes more time ^
alexwee123
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plugging the information back in is the fastest way to check :)