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yuradex [85]
3 years ago
7

Andre builds a form for a new cement step. The Form he builds is 40.5in long, 10in deep, and 8in high. How much cement is needed

to fill the form? When you get the answer:Andre has enough cement to fill 3500in. He decides to change the length of the step so that he will use all of the cement. What will be the new length of the step?
Mathematics
2 answers:
lyudmila [28]3 years ago
6 0
The new length would be 173.15 inches long
pickupchik [31]3 years ago
5 0
New length is 43.75 inches long 
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Zinaida [17]

Answer:

  1. 2 < x < 16
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  3. 14 < x < 18
  4. 4 < x < 16
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  7. 1 < x < 7

Step-by-step explanation:

The minimum third side is the difference of the given sides; the maximum third side is their sum.

If you like, you can have a spreadsheet calculate these for you. That seems like more work than just doing them in your head.

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Step-by-step explanation:

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5 0
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Which of the following constants can be added to x2 + x to form a perfect square trinomial?
agasfer [191]

Answer:

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Step-by-step explanation:

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8 0
3 years ago
16−(7m+3)=8(1−m)<br><br> what is m
Ivan

Answer:

m = -5

Step-by-step explanation:

16−(7m+3)=8(1−m)

16 - 7m - 3 = 8 - 8m

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5 = -m

(-1) * 5 = -m * (-1)

-5 = m

therefore, m = -5

8 0
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