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sprialreviews sprialreviews
  • 14-04-2016
  • Mathematics
Answered

solve: 90 is greater than or equal to -9(w+3)

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 14-04-2016

I just solved this

another way
distributive propery
a(b+c)=ab+ac

90>-9(w+3)
distribute -9
-9(w+3)=-9w-27
now we have

90>-9w-27
add 27 to both sides
90+27>-9w+27-27
117>-9w
divide both sides by -9 and don't forget to flip relation symbol
-13<w
w>-13

any number from -13 and up is ossible

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