Respuesta :
Answer:
B + 21
or
21 + B
Step-by-step explanation:
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)
Answer:
21 + b
Step-by-step explanation:
The answer to this expression is the sum of b and 21. The answer is 21 + b.
Good luck ^^