Jenna has 38 coins. She uses 19 coins to buy a notebook. How many coins does she have left? Explain how you can solve and check this problem.

19 coins

Step-by-step explanation:

38-19=19

To check, take any one of the nubers and replace it with x, and when you solve for x. you'll get that number back. For example:

Let x represent the amount used to buy a notebook

19+x=38

x=38-19

x=19

1 is c

2 is a

3 is a

step-by-step explanation:

step-by-step explanation:

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