How many feet are in 375 cm?
1 answer:
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<h2>Answer:</h2>
We need to solve both for y.
<u>#9:</u>
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<u>#10:</u>
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3x = 81
x = 27
Step-by-step explanation:
1 week = 7 days
given 7 days = 14 hours of practice
and let x be the number of hours spent on practicing and y the number of days.
from the above expression we can have the equation,
using the equation when y = 10,