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Mathematics 18 Online
OpenStudy (anonymous):

Select the system of linear inequalities whose solution is graphed. system of linear equations A. y < 3x – 2, x + 2y > 4 B. y > 3x – 2, x + 2y < 4 C. y ≥ 3x – 2, x + 2y ≤ 4 D. y ≤ 3x – 2, x + 2y ≥ 4

OpenStudy (anonymous):

@twinz1999 @imawesome101

OpenStudy (anonymous):

@Taylor<3sRin @tester97 @Dakota005 @darkshadowcj @Dakotafox79

OpenStudy (anonymous):

@SkyDoesMinecraft

OpenStudy (anonymous):

@random231

OpenStudy (anonymous):

@randomaccesmemory

OpenStudy (anonymous):

help asap plz

random231 (random231):

hav any idea? where's ur problem?

OpenStudy (anonymous):

the top

OpenStudy (anonymous):

This is Algebra 1 correct?

OpenStudy (anonymous):

i think yea

OpenStudy (anonymous):

Hold on, let me look in my notes to see if I have anything on this.. I know I got things on Linear Systems of Equations.. Which seems to be similar, but idk about the graphing.. Let me check though :)

OpenStudy (anonymous):

ok great!!!!!!!!!!!!!!!!!!!

OpenStudy (anonymous):

It tells me mostly about solving inequalities.. But nothing about graphs.. What grade are you in?

OpenStudy (anonymous):

8th but im 15 failed a few grades

OpenStudy (anonymous):

Hmm, That's fine. I'm in 10th.. Hah. Found something that may help.. let's follow those steps to graph x + y ≤ 3. Step 1. Graph the Boundary Line To graph the boundary line, substitute the = sign for the ≤ sign to get x + y = 3, and use the x- and y-intercepts to graph the line. Because the value of y on the x-intercept is 0, we get x + 0 = 3, which means x = 3, and the x-intercept is (3, 0). In the graph, the boundary line is represented by a solid line because the inequality in the original equation is ≤. Observe that the boundary line divides the graph into half planes. |dw:1389375592578:dw| Step 2. Plug in a Test Point That Is Not on the Boundary Line A simple test point is (0, 0). Step 3. Shade the Solutions x + y ≤ 3 0 + 0 ≤ 3 0 ≤ 3 (true) Because the test point (0, 0) is a solution, shade the region that contains the test point. We now know that x + y ≤ 3 can be represented by the graph shown here. I have attached the graph that it's talking about shaded wise..

OpenStudy (anonymous):

Does that help you understand? :)

OpenStudy (anonymous):

I know, I was giving an example, to see if you could maybe solve it on your own with the information I provided.

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

so c right

OpenStudy (anonymous):

@darkshadowcj

OpenStudy (anonymous):

I would believe that's what it is.. But get a seconds opinion to make sure.. Wouldn't want you to get it wrong if I'm wrong =/. @dominick6541 @robtobey

OpenStudy (anonymous):

hes a friend i was wonderin if he was here

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