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Mathematics 8 Online
OpenStudy (anonymous):

how would I solve this problem

OpenStudy (mertsj):

The rate of change is the slope.

OpenStudy (anonymous):

2y=x-2 y=-2x+4 is that the first step

OpenStudy (mertsj):

yes

OpenStudy (anonymous):

Next is..

OpenStudy (anonymous):

find the x's

OpenStudy (mertsj):

Divide the first equation by 2 so that it is solved for y

OpenStudy (mertsj):

Now the coefficient of x is the slope which is the rate of change.

OpenStudy (anonymous):

y= x/2 y=-2x+4

OpenStudy (mertsj):

The first equation should be x/2-1 The slope is 1/2 The slope of the second one is -2/1

OpenStudy (anonymous):

intersection at (0,2)

OpenStudy (anonymous):

wait, is it (.6,-.6) that's what my calculator says

OpenStudy (mertsj):

(2,0) is the solution.

OpenStudy (anonymous):

wow that I thought I had that one..

OpenStudy (mertsj):

You just reversed x and y

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