Three elements make up matter.
These elements are solid, liquid, and gas.
Those are the three main elements but there is a fourth element called Plasma. I wouldn't add this on to your homework unless you have been learning about Plasma because it is rarely discussed.
Answer:
21
Step-by-step explanation:
20% 25-20 equals 5. 5 divided by 20 equals .2 or 20%
Answer: O Yes; 6
Yes it is Arithmetic; the difference is 6
Step-by-step explanation:
If the numbers keep changing by the same value being added or subtracted, it is Arithmetic.
-15 - (-9) = -6 -9 - (-3) = -6 -3 - 3 = -6
"Same difference" as the saying goes!