Answer:
what
Step-by-step explanation:
H = 60 + 8x
h = Tree's height in inches
x = years of growth
The answer is to your question is x=-6
There are 20 gallons of 20% butterbeer solution.
Assume there are x gallons of 80% solution.
So total amount of the solution will be (x+20) gallons
The final solution is 50%.
So, we can set up the equation as:
.
Thus, there will be 20 gallons of 80% butterbeer solution that is needed to be mixed with 20 gallons of 20% butterbeer solution.
9514 1404 393
Answer:
A. 54
Step-by-step explanation:
The area of a parallelogram is the product of its base length (9) and height (6). The height is measured perpendicular to the base. That is why the height it 6, not 6.06.
A = bh = 9·6 = 54