Answer:
12
Step-by-step explanation:
Equation y=40x+420
plur in 900 to the y
900=40x+420
subtract
480=40x
divide
x=12
3/10 and 4/10 and 4/12 and 9/12
There is a 3.25% chance the card will either be an 8 or a 9. Hope this helps. :)
Answer:
its x=2
Step-by-step explanation: