abbysammy abbysammy

14-01-2021
Mathematics

contestada

Solve.
-6<3n+9<21
Thanks!

Respuesta :

tangerine17 tangerine17

14-01-2021

Answer:

the answer you are looking for is -5<n<4

Answer Link

angelmariewelch15 angelmariewelch15

14-01-2021

Answer:

−6<3n+9<21

−6+−9<3n+9+−9<21+−9(Add -9 to all parts)

−15<3n<12

−15

3

<

3n

3

<

12

3

(Divide all parts by 3)

−5<n<4

Step-by-step explanation:

Answer Link

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