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OpenStudy (anonymous):
Which point lies in the solution set for the following system of inequalities?
y < x + 4
y < -2x + 2
(2, 3)
(0, -5)
(0, 5)
(1, 0)
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OpenStudy (anonymous):
Test each point provided (x, y) and plug it into the inequalities. See which point when substituted gives you TRUE for both inequalities.
OpenStudy (ivettef365):
just substitute the points on the inequalities to see which one is true.
OpenStudy (anonymous):
I don't know how to do that
OpenStudy (anonymous):
y < x + 4
y < -2x + 2
POINT: (2, 3) -- (x,y)
3 < 2 + 4
3 < -2(2) + 2
OpenStudy (ivettef365):
example points (0,5) x = 0 and y = 5 so let see if it works
y < x + 4 so 5 < 0 + 4 so 5 < 4 not true
it needs to work on both inequalities
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OpenStudy (anonymous):
i got 3<6
3<-2
the first ones right but not the second one
OpenStudy (ivettef365):
keep trying
OpenStudy (ivettef365):
it needs to be true on both
OpenStudy (anonymous):
its D
OpenStudy (ivettef365):
what did you get for D ??
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OpenStudy (anonymous):
ugh nevermind :(
OpenStudy (anonymous):
its B
0<6
-5<-2
OpenStudy (ivettef365):
good
OpenStudy (ivettef365):
It is B, but it looks like this
-5 < 4
-5< 2
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