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RoseWind [281]
4 years ago
13

21=7(b+1) Please solve this

Mathematics
1 answer:
anzhelika [568]4 years ago
4 0

Answer:

b=2

Step-by-step explanation:

Distribute the 7 on the right side

21=7(b+1)

21=7b+7

Subtract 7 on both sides

14=7b

Divide by 7 on both sides

b=2

Hope this helps! :)

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