Question

1 + 2 + 3 +4 + 5 + 6 + 7

Answer 1

Answer:

28

Step-by-step explanation:

1+2=3

3+3=6

6+4=10

10+5=15

15+6=21

21+7=28

Hope it helps

Answer 2

Answer:

28

Step-by-step explanation:

1 + 2 + 3 + 4 + 5 + 6 + 7

= 28

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