Answer:
-4 on both sides
Step-by-step explanation:
I hope this is one of the choices
57. 34+23= 57. Hope this helped;)
To obtain the rate of change of mine's silver output, subtract the number of silver exported on 2005 from that on 2008. From the given, from 2005 to 2008, which is a span of 3 years, the exported silver decreased by 175 tons. Thus, the rate of change is equal to -175 tons per 3 years.
Answer:
187237575
Step-by-step explanation:
Sam is 10 years old because 20 is half of 40 and 20 subtract 10 is 10