Respuesta :
Answer:
k-12
Step-by-step explanation:
k-12
k=# of cards yesterday
hope this helps!
If we write an expression using K for the number of cards left with Elsa then it will be = K- 12
What is an Expression ?
An expression is a combination of numbers, variables, functions (such as addition, subtraction, multiplication or division etc.
It is given that Elsa had K baseball cards
She gave away 12
Number of cards left with Elsa = K- 12
Therefore an expression using K for the number of cards left with Elsa then it will be = K- 12.
To know more about Expression
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