Question

Yesterday, Leila had d baseball cards. Today, she gave 10 away. Using , write an expression for the number of cards Leila has left.

Answer 1

d-10

Explanation:

I don't know the word after "Using".

"Gave away" means having less, which means that you should subtract.

d-10

Answer 2

d - 10

Explanation:

Because the amount of Leila’s baseball cards was d, subtract 10 from it to get Leila’s amount of baseball cards now.

d - 10