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Morgarella [4.7K]
3 years ago
15

Annie spent 2.5 hours doing homework. She spent 1/3 of the time on her history project. She spent 3/5 of the remaining time solv

ing math problems. After that, Annie spent all remaining time writing an essay. How much time did Annie spend writing the essay?
Mathematics
2 answers:
Scilla [17]3 years ago
6 0

Step-by-step explanation:

2.5 hours = 150 min

1/3 of 150 is 50 min, which means she spent 50 min on her history project = 100 min leftover

3/5 of 100 min is 60 min (1 hour) = 40 min leftover

She spent 40 min writing her essay

hope this helps <3

Lynna [10]3 years ago
3 0

Answer: 40 min or 2/3 an hour

Step-by-step explanation: :)

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Determine the intercepts of the line. y = 5 x − 1 3 y=5x−13
sweet-ann [11.9K]
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-13 is the y-intercept. In the equation, y=mx+b, b is the y-intercept. Looking at the equation, y=5x-13, we can see that -13 is in the place of b, therefore -13 is the y-intercept.
() is the x-intercept. To find the x-intercept, you need to replace values into the equation. Since the coordinates for the x-intercept consist of y being 0, you must replace y in the equation. with 0.
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Get rid of the -13 by adding it onto both sides. -13 is negative and the opposite of a negative is positive, thus making you add to get rid of -13.
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I hope this helped.
6 0
3 years ago
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