Answer:
Step-by-step explanation:
-7x-3=21 then 21x-1=-21
1) vertical angles theorem
2) transitive property of congruence
Well if they can have as many decimals as we want he 2.151, 2.152, and 2.153
If you did 3 scoops of ice-cream and 2 cups of milk you would have 2times the amount of milk and only 1 1/2 times the amount of ice-cream then if you did 1 cup of milk and 2 scoops of ice-cream