3 years ago

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

Mathematics

2 answers:

almond37 [142]3 years ago

5 0

Answer:

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

kvv77 [185]3 years ago

4 0

Answer:

−6<3n+9<21

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

−15<3n<12

−15

(Divide all parts by 3)

−5<n<4

Step-by-step explanation:

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