Physics, asked by averinpm1221, 6 months ago

find two numbers using mental map whoes sum is 21 and difference one check weather your anser is correct

Answers

Answered by aryanyadav8056

2

Answer:

20 +1

19 +2

Explanation:

20 + 1

=21

Answer check:

21 -1

=20

19 + 2

=21

Answer check:

21 -2

=19

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