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Mathematics 15 Online
OpenStudy (kj4uts):

Find an equation of the line satisfying the conditions below. Describe your work. x-intercept = 5, and y-intercept = -2 Find the slope-intercept form of the line. Hint: These intercepts give you 2 points; a good way to start is to find the slope using these 2 points

pooja195 (pooja195):

y=mx+b b=y intercept m=slope

OpenStudy (kj4uts):

@pooja195 y=5+-2 im not sure what goes for y and how to find the slope?

pooja195 (pooja195):

We need to graph it and get the slope using rise/run

OpenStudy (kj4uts):

so I just have to graph y=5+-2?

pooja195 (pooja195):

No graph the intercepts

pooja195 (pooja195):

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OpenStudy (kj4uts):

so just graph (5, -2)?

pooja195 (pooja195):

Not try finding the slope :)

OpenStudy (kj4uts):

Isn't it rising up 1over 1

pooja195 (pooja195):

Start by rising up from the y axis....

OpenStudy (kj4uts):

the y axis is rising straight up? going up 1

pooja195 (pooja195):

@triciaal can you please help?

OpenStudy (kj4uts):

x / 5 + y / -2 = 1 is this the equation ?

pooja195 (pooja195):

No :/

pooja195 (pooja195):

WAIT i got this! >:)

pooja195 (pooja195):

|dw:1441993143603:dw|

OpenStudy (triciaal):

do you still need my input?

pooja195 (pooja195):

Can you tell me if im doing this right or not?

OpenStudy (triciaal):

well give me a few minutes need to start at the top

pooja195 (pooja195):

@KJ4UTS is this timed ?

OpenStudy (triciaal):

x-intercept = 5, and y-intercept = -2 points (5, 0) and (0, -2)

OpenStudy (triciaal):

slope m = change in y / change in x = y2 - y1/(x2- x1) for points (x1, y1 and (x2, y2)

OpenStudy (triciaal):

slope is the same for any 2 points on the line using this slope and one of the given points with any point (x, y) equation of the line in slope intercept form y = m x + b b is the y-intercept the value of y when x = 0

OpenStudy (triciaal):

what is the value for the slope?

OpenStudy (kj4uts):

2/5?

OpenStudy (triciaal):

|dw:1441993662201:dw|

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