Answer:
x =
, 
Step-by-step explanation:
6 = x^2 - 10x
0 = x^2 - 10x - 6
Let's use the quadratic formula. (
)

x = 
= 5 +- 
x =
, 
The answer is a total of 9 hours
<h2>
Answer:</h2>
The last answer - 9x squared y squared
<h2>
</h2>
(2308*10)/100=230.3 so he would have to pay 230 hundos (and 30 singles)
4y + 228 = 352
4y = 352 - 228
4y = 124
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4 4
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| y = 31 |
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hope this helps