How do you do this inqequality?!?

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asked Sep 10, 2019 83.6k views

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How do you do this inqequality?!?

Mathematics
middle-school

Ravi Limbani asked

by Ravi Limbani

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$2 < 10-4d < 6\qquad\text{subtract 10 from both sides}\\\\-8<-4d<-4\qquad\text{change the signs}\\\\8>4d>4\qquad\text{divide both sides by 4}\\\\2>d>1$

Ccchoy answered Sep 15, 2019

by Ccchoy

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