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Mathematics 8 Online
OpenStudy (anonymous):

Complete the equation of the graphed linear function. Write the slope in decimal form. y = x +

OpenStudy (anonymous):

OpenStudy (anonymous):

@DanJS can u help me please?

OpenStudy (triciaal):

slope is the change in y divided by the corresponding change in x use any 2 points on the line (x1, y1) and (x2, y2) slope, m = (y2-y1)/(x2-x1)

OpenStudy (triciaal):

to make it easy so might want to use the end points so what will be your points? what will be the slope?

OpenStudy (anonymous):

I don't know it :(:(:(:(:(:(:

OpenStudy (triciaal):

look at the graph find 2 points (x1, y1) and (X2, y2) what points do you want to use ?

OpenStudy (triciaal):

how about (0, -4) and (-5, 0)? do you see those points

OpenStudy (anonymous):

yes

OpenStudy (triciaal):

now put (y2 - y1) the change in y over (x2-x1) the change in x this is the slope it is a fraction

OpenStudy (triciaal):

what is the change in y?

OpenStudy (anonymous):

y=4x+-5:(

OpenStudy (triciaal):

another approach if you are at (-5, 0) do you move up or down to get to the other point

OpenStudy (anonymous):

down

OpenStudy (triciaal):

you that's a - and how many places down

OpenStudy (triciaal):

* so

OpenStudy (anonymous):

-4

OpenStudy (triciaal):

welcome back

OpenStudy (triciaal):

now did you move left or right ? and how many places?

OpenStudy (anonymous):

left -4

OpenStudy (triciaal):

you are starting at (-5, 0) and you went down 4 places did you go left or right to get to the other point

OpenStudy (anonymous):

thxs:)

OpenStudy (triciaal):

ok if you don't want to continue. It would be respectful to say that even if you don't say why. you went to the right 5 places so the slope is change in y/ change in x = -4/5 expressed as a decimal = -0.8

OpenStudy (anonymous):

ok will not do that again sorry:)

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