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ArbitrLikvidat [17]
2 years ago
10

One person cleans the room in 15 minutes. The other person cleans the same room in 30 minutes. If both of the people work togeth

er, how long will it take to clean the room?
Mathematics
1 answer:
Hunter-Best [27]2 years ago
5 0

Answer:

Por lo tanto será 45 minutos

Step-by-step explanation:


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Factor the expression x2 – 9x + 14
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X² - 9x + 14
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In short, Your Roots would be 2 & 7

Hope this helps!
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u just have to cross multiply im pretty sure thats how my math teacher show me,

Step-by-step explanation:

first you take the one x over to the other x and that will make it 2x then do the same thing with -10 u do -10 times 10 and then u get -100 and then the answer is 2x-100 and depending on your teach if he/she wants you to stop their then u can but if u have to got further then u would divide 2 on both sides and then that would be 0.02

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