Answer:
21 + b
Explanation:
The answer to this expression is the sum of b and 21. The answer is 21 + b.
Good luck ^^
B + 21
or
21 + B
The sum of B and 21
The sum of : means to add B and 21
The algebraic expression would be: B + 21 or 21 + B (depending on how you/your teacher wishes it to be written)
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