Answer:
-36
Step-by-step explanation:
Express it in an equation:
6+(x/9)=2
-6 -6
x/9=-4
-36
Sedimentary rocks for the first one I think
Answer:
475.2
Step-by-step explanation:
682 is 1.55 of the original amount so 1.55x=682
682/1.55=440
440*1.08=475.2
Answer:
The sum is even :p
Step-by-step explanation:
=3240
3240 is even so the parity of the sum of 80 consecutive natural numbers is even!
No because even though they are the same numbers, they have different values.