cyanlightning
cyanlightning
18-09-2016
Mathematics
contestada
Solve this: -11<-x+2<8.
?
Respuesta :
jazminebowsee
jazminebowsee
18-09-2016
you add 2 to each of the three sides.
okay?
-11< -x+2< 8
-2 -2 -2
--------------------
-13< -x <2
Divide by negative 1
-13< -x <2
--------------
-1
Switch the signs direction
13> x > -2
tada
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