Answer:
x=9
Step-by-step explanation:
9+10=19
solved.........
It changed by $.04 in 4 years.
$.04 / 4 = $.01
The stamp changed by 1 cent/year
Answer:
1440
Step-by-step explanation:
using the formula (n-2)
8×180=1440
The answer is 32 because if you count up by 8 the only number in more then 30 less then 40
Answer:
your right
Step-by-step explanation: