Answer:
216 yards
Step-by-step explanation:
You'd multiply the amount of string for each balloon (12 feet) by the 54 balloons he needs, and you get 648 feet. There are 3 feet in a yard so then you would divide 648 by 3 and get 216 yards
9, because one square megameter is equal to one million square kilometers.
It will have 15 protons because the atomic number will always equal the number of protons and vice versa
1679/7
=239.85...
Rounds to 240
So average rate is 240
Answer:
6a - 28
Step-by-step explanation:
combine like terms
3a - 28 - 7a + 10a
3a - 7a + 10a = 6a
have a lovely day :)
