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alisha [4.7K]
3 years ago
10

I need help with these questions, thanks!

Mathematics
1 answer:
kifflom [539]3 years ago
7 0

Answer:

????

Step-by-step explanation:

number 1 could be 2 different answers

You might be interested in
If $42,000 is invested at 7% in a savings account for 8 years, what is the final amount monthly and continuously?
aivan3 [116]

Answer:

7,000

Step-by-step explanation:

so I think u divide $42,000 by 8 and then by 7%.

yea

5 0
3 years ago
how many minutes is it before 12 noon if 20 minutes ago it was three times as many minutes after 9 am
Hunter-Best [27]
First, change everything into minutes.
12 noon is 12 by 60 which = 720 minutes.
9am is 9 by 12 which = 540 minutes.
X is now your number of minutes before noon.So noon - x is the next step:
720 - x
20 minutes ago it was 720 - x - 20
720 - x - 20= 540 + 3x (3x because you're looking for 3 times as many minutes)
720 - 20 - 540=4x (you combine all the like numbers and variables) 
160 = 4x
160/4= x
40 = x
Your answer is 40 minutes
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7 0
3 years ago
Como resuelvo este ejercicio//-7-x+5=-3+5
Snezhnost [94]

Answer:

x=-4

Answer here

5 0
2 years ago
If the car wheel rotates 5 times per second about how many miles does the car travel in one hour??
iVinArrow [24]

Answer:

18000

Step-by-step explanation:

If we want to find how many miles it travels in one hour, we need to find jow many seconds are in one hour because as the problem said, it's wheel rotates 5 times per second.

there are 3600 seconds in an hour, so we multiply 3600 by 5, and we get 18000.

The car travels 18000 miles in one hour.

8 0
3 years ago
Maya works mowing lawns and babysitting. She earns $8.60 an hour for mowing and $7.80 an hour for babysitting.
anyanavicka [17]

Answer:

total of 46.6 dollars

Step-by-step explanation:

8.60x1= 8.60

5x7.80= 39

5 0
2 years ago
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