Through: (4, -1), parallel to y = -3/4x
1 answer:
You might be interested in
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.
Answer:
1/7.
Step-by-step explanation:
To solve this, we can simply use an equation to solve for the slope using two points:
We can substitute our points giving us:
The slope of the graph is 1/7!