Question

If sum of three consecutive numbers is 30. Then find the middle term.

Answer 1

Step-by-step explanation:

2b = a+c

a+b+ c =30

2b+b = 39

3b = 30

b = 10

Answer 2

Answer:

2b = a + c

a + b + c = 30

2b+ b =39

3b = 30

b = 10

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