Answer:
18
Step-by-step explanation:
f(2)=4x+10
f=(4)(2)+10
f=8+10
f=18
If

is left, that means

was spent. So

of the total amount is equal to 39.. Let's say x to the total amount.
Answer:HOPE THIS HELPS! :D
2268
Step-by-step explanation:
6x7=42
42x6=252
252x9=2268
so, 6x7x6x9=2268