Answer:

Step-by-step explanation:
So, Tanvi started with b buttons.
And she gave away 17.
Since she "gave away," this means that we should use subtraction.
Therefore, she now has b-17 buttons.
Our expression is:

Answer:
I thinkits 19-25 I'm not sure hope that I helped you .
Answer:
################
Step-by-step explanation:
Answer:
IT'S DISCRETE
Step-by-step explanation:
I looked it up-
So be grateful
Answer:
14
Step-by-step explanation: