Meera bought packs of trading cards that contain 10 cards each. She gave 7 cards to her friend. x = Number of packs of trading cards Which expression shows the number of cards left with Meera?

Meera bought packs of trading cards that contain 10 cards each. She ga

1.	Meera bought packs of trading cards that contain 10 cards each. She gave 7 cards to her friend. x = Number of packs of trading cards Which expression shows the number of cards left with Meera?
A.	\[10x-7\]
B.	\[7x-8\]
C.	\[5-10x\]
D.	\[8-5x\]
Answer» B. \[7x-8\]