The mean is <span>29.25 but you need to round it so it would be 30 hope it helps <3</span>
The answer is A.
It is a translation 4 units to the right, and such is A.
Answer:
-4 + -2 = -6
Step-by-step explanation:
Answer:
27, you need to simplify both sides of the equation to get x on one side.
Step-by-step explanation:
Answer:
Eric's expression is :
and Andrea's is :
In Eric's expression, 20 represents the initial amount of substance with which he has started the experiment. is the amount of substance left after each time period (in this case, each week).The variable w in this case represents the number of weeks.
Andrea's expression can be written as :
The one outside of parentheses represents the initial amount of the substance. The one inside of parentheses represents 100% of the original amount of the substance. 0.5 represents the 50% of the substance that is lost each time period. The variable w in this case represents the number of weeks.