2 years ago

A plane leaves chicago and flies 750 miles to new york.

Mathematics

1 answer:

valina [46]2 years ago

5 0

Answer:

what is ur question exactly, ur question is missing some parts

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If x varies directly with y and x=6 when y=8, find x when y=18.

andrey2020 [161]

Answer:

x = 13.5

Step-by-step explanation:

direct variation

y = kx

substitute x and y to find k

8 = k*6

divide by 6

8/6 =k

4/3 = k

y = 4/3 x

now put in y =18

18 = 4/3 x

multiply by 3/4

18 * 3/4 = 3/4 * 4/3 x

54/4 = x

change to a decimal

13.5 =x

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3 years ago

2 Which expression is equivalent to 64-*?

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Answer:

Step-by-step explanation:

(8-x)(8+x)

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2 years ago

Find the sum of the first 8 terms of the sequence. <br><br> 1, -3, -7, -11, ...

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$1+(-3)+(-7)+(-11)+(-15)+(-19)+(-23)+(-27) = \\1-3-7-11-15-19-23-27 = \\-35-19-23-27= \\-35-19-50=\boxed{-104}$

Hope this helps.

r3t40

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3 years ago

Water was leaking from a pipe at a constant rate, filling a 2-cup container every hour. How man gallons of water leaked from the

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The answer is C. 3 gallons of water

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Which choices are equivalent to the expression? √(5) x √(20)

statuscvo [17]

Answer:

10 is the answer

Step-by-step explanation:

You have to multiply with whats inside the roots. you would have $\sqrt{5} times \sqrt{20} will give you \sqrt{100} which is 10$

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