5/ sqrt (10)
no radicals in the denominator so we multiply by sqrt(10)/sqrt(10)
5/ sqrt (10)* sqrt(10)/sqrt(10)
5 * sqrt(10)
---------------
10
sqrt(10)
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2
Answer
the down payment is $75,750
Explanation
The selling price of a house = $505, 000
The person made a 15% down payment
Down payment = 15% x $505, 000
Down payment = 0.15 x $505, 000
Down payment = $75, 750
Therefore, the down payment is $75,750
Answer: She added 7x and 3y
Step-by-step explanation: The final answer should be 7x + 3y, not 10xy.
(4^8)w This is the answer