Question

Identify the expression as a numerical expression or a variable expression. For a variable expression, name the variable.

9 + 10

A : It is a variable expression, and + is the variable.
B: It is a variable expression, and there is no variable.
C: It is a variable expression, and 9 and 10 are the variables.
D : It is a numerical expression.

Answer 1

Answer:

B is the answer.

Step-by-step explanation:

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