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1 vote
2b−15>21? How do I do this and what is the answer???

2 Answers

5 votes
2b - 15 > 21

2b > 21 + 15

2b > 36

b > 18
User Mxscho
by
8.8k points
5 votes
2b - 15 > 21

add 15 to both sides:

2b-15+15 > 21 + 15

2b > 36

Divide both sides by 2 :

2b/2 > 36/2

2b = 36

b = 36 / 2

b > 18

hope this helps!

User Varaquilex
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8.3k points