Use English Alphabet, how many 6-character case-sensitive passwords are possible?
1 answer:
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Answer:
Step-by-step explanation:
So we have the system of equations:
And we want to multiply the first equation by some constant such that the resulting equation matches the coefficient of [x] in the second equation.
We can see that the coefficient of x in the second equation is 15.
So, to match 15, we must multiply the first equation by 3. So:
Multiply:
And we're done!
Given:
The percentage rate of commission, R=3%.
The commission recieved by Melanie, C=$8571.
The expression for commission amount is,
Here, SP is the sale price of the house.
Put R=3% and C=$8571 in the above equation to find sale price.
Therefore, the sale price is $285700.