Please Help???

Find a point that would fall on the line that has a slope of ½ and intersects (3, ‐4)

Question

Please Help???







   Find a point that would fall on  the line  that has a slope of ½  and intersects  (3, ­‐4)

marihelenh · Answer

$$(y-y _{1})=m(x-x _{1})$$

marihelenh · Answer

m=slope
x1=3
y1=-4

marihelenh · Answer

This will give you your line, from there, you can pick a point,

dezandalf42714 · Answer

SD

marihelenh · Answer

Well, actually, slope is rise over run (y/x), so you could add 1 to the y and 2 to the x value

dezandalf42714 · Answer

that is my graph dont mid the top part

marihelenh · Answer

Ok, so it gives you the two options, the slope is positive, so the line has to go from down to up|dw:1451845922426:dw|

dezandalf42714 · Answer

would it be either one of those? it is one half so rise over run would be up `1 over 2

marihelenh · Answer

Exactly, it is one of them, one is just a positive rise and the other is a negative

dezandalf42714 · Answer

which one would it be though>? that is what i am not sure about.

marihelenh · Answer

is 1/2 positive or negative

dezandalf42714 · Answer

positive

marihelenh · Answer

|dw:1451846119494:dw|

marihelenh · Answer

Which point would a positive line go through?

dezandalf42714 · Answer

1, -4?

marihelenh · Answer

It will go up one unit, and right two units. See what point that corresponds with.

dezandalf42714 · Answer

oooh so it would be 5,-3

marihelenh · Answer

Yes, great! I hope you understand, let me know if you don't

dezandalf42714 · Answer

Yes I do now!! Thanks so much for helping!!