The perimeter of the triangle, rounded to the nearest tenth, is 8.5 units.
Step-by-step explanation:
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You want to do to one side the same thing you do to the other side.
In order to get the n by itself you divide the 25n by 25. But in order to not change the answer you need to do the same to the 70.

so n=

which can be reduced to

so n=
If something is a function, every x-value, only has one (1) y-value. If the line x = 0 intersects the graph in two points, there are to values for y (instead of one). Therefore the graph is not a function of x.
Your answer is A.
The rate of increase and decrease associated with Kalani's stock investments would be a 25% per year increase.
Therefore, the correct option of all the answer choices you listed is: C.