Answer:
The first one is the answer.
Step-by-step explanation:
T.R.U.S.T. M.E
Minus 2 from bothsides
f-2=3g
divide both sides by 3
(f-2)/3=g
g=(f-2)/3
Answer: x=8
Step-by-step explanation:
the sum of the interior angles of a quadrilateral is 360 (number of sides-2 * 180)
so

1000 grams = 1 kilograms.....
the average mass of cat is 5000 grams, so if you convert this into KG then the answer would be 5 kg because if 1000*5 = 5000 which equals to 5 kg.....hope this helps :)