2 years ago

How do I show my work for this problem?

1 answer:

7 0

Perhaps you can try plugging your value of x in and showing that x+25=40. That is probably what your teacher wants to see

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a 10-foot by 12-foot wall has two windows that measures 3 feet by 5 feet each if the windows are not to be painted what percent

vodomira [7]

Answer: is 75%

Step-by-step explanation:

Because you have to make sure you count each square then

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Solve Simultanously using<br>substitution method<br>15v+2W=31<br>3v-4w=3

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Step-by-step explanation:

V=-2w+31 over 15

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How to Multiply this equation -3(-6r+6)

miss Akunina [59]

Answer:

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Step-by-step explanation:

-3(-6r+6)

Multiply -3 by -6r = 18r *Negative times a negative equals a positive.

Secondly, multiply -3 times 6 = -18

Combine and check your work.

18r - 18

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What is the atomic radius of a BCC crystal structure?

Semenov [28]

Answer:

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Hawick is 15 kilometers south of Abbotsford, and Kelso is 17 kilometers east of Abbotsford.

Archy [21]

Hawick is 15 kilometers south of Abbotsford, and Kelso is 17 kilometers east of Abbotsford. What is the distance from Hawick to Kelso? Round your answer to the nearest tenth of a km.

Answer:

22.7 km

Step-by-step explanation:

The shape formed by this problem is a right triangle which is attached.

We apply Pythagoras Theorem

$x^2=17^2+15^2\\x^2=514\\x=22.7\: km$

The distance from Hawick to Kelso is 22.7 km (to the nearest tenth of a km)

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