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OpenStudy (kuoministers):
-2 - x ≥ -1
You would need to add 2 to both sides of the equation
-x ≥ 1
x ≤ -1
Rule is when ever you divide by a negative number you switch the signs
OpenStudy (anonymous):
See i did that and i got .. x < or equal to 3 ??
OpenStudy (anonymous):
How about this ?
-2<4x-10<6<
OpenStudy (kuoministers):
well... -2 - x ≥ -1
You add 2 to both sides...
-2 + 2 - x ≥ -1 + 2
Negative 1 plus 2 does NOT give you 3 but it gives you 1
OpenStudy (kuoministers):
well im not so sure about this... What year is this type of question?
i think its simply -2<4x-10?
if so
8 < 4x
2 < x
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OpenStudy (anonymous):
2012..
OpenStudy (kuoministers):
i meant what year, grade, form are you in :P
OpenStudy (anonymous):
ohhhh 10 th lol im slow :p
OpenStudy (anonymous):
i wrote it wrong tho... hold on its
OpenStudy (anonymous):
-2 < 4x - 10 <6
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OpenStudy (anonymous):
that extra (<) that i put at the end last time wasnt supposed to be there
OpenStudy (kuoministers):
well ok ill try... im only year 11 :(
-2<4x-10?
if so
8 < 4x
2 < x
then to do the 2nd part
4x - 10 <6
4x < 16
x < 4
so x greater than 2 and less than 4
OpenStudy (kuoministers):
I hope this is right...
OpenStudy (nubeer):
yes its right :)
OpenStudy (anonymous):
Thank you !! (:
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