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olga_2 [115]
3 years ago
6

a barrel of water contains 60 gallons of water if 21 gallons leaked out what percent of water was left in the barrel

Mathematics
2 answers:
adelina 88 [10]3 years ago
3 0

Answer:

65% remains in the barrel

:)

DiKsa [7]3 years ago
3 0

Answer:

65%

Step-by-step explanation:

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What should be added to both sides of the equation below to complete the square?
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Step-by-step explanation:

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Add 3² to both sides of the equation to complete the square and keep the equation balanced:

x² + 6x + 3² = 8 + 3²

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Aleksandr-060686 [28]

Answer:

Step-by-step explanation:

As we go from (–2, 2) to  (3, 4), x increases by 5 and y increases by 4.  Thus, the slope of the line through (–2, 2) and (3, 4) is

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Use the slope-intercept form of the equation of a straight line:

y = mx + b becomes 4 = (4/5)(3) + b.  Multiplying all three terms by 5, we eliminate the fraction:  20 = 12 + b.  Thus, b = 8, and the equation of the line through (–2, 2) and (3, 4) is y = (4/5)x + 8.

A line parallel to this one would have the form  y = (4/5)x + b; note that the slopes of these two lines are the same, but the y-intercept, b, would be different if the two lines do not coincide.

Unfortunately, you have not shared the ordered pairs given in this problem statement.  

You could arbitrarily let b = 0.  Then the parallel line has equation

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