Answer:
30
Step-by-step explanation:
12 is 40% of the total number of cards.
12 = 0.4x, where x is total number of cards
/0.4 /0.4
30 = x
30 cards
Answer:
-40
Step-by-step explanation:
(-7)(5)-5=-35-5=-40
Answer:
do you have a picture i would help then
Step-by-step explanation: