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OlgaM077 [116]
3 years ago
5

3n - 5p + 2n = 10p, solve for n

Mathematics
1 answer:
Alex17521 [72]3 years ago
4 0
Combine (subtract) 3n and 2n to get 1n or n. Then you have n -5n =10n add 5n to 10n to get 15n. divide the 15 from n and your answer is n=15
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4 0
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The length of a rectangle is 4ft less than twice its width. The perimeter of the rectangle is 256 ft. Find the length and width
Olin [163]
For problems like this, change the wording into simple algebraic formulas. We know that the area of a rectangle is its width times its length, or A=LW. The problem tells you that the area is 48, so LW=48. Also, if the length = twice the width minus 4, then L=2W-4.

From here, substitute your new L value for the L in the first equation:
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Since L=2W-4, then L=2(6)-4 --> L=12-4 = 8. Therefore, the dimensions are 6X8, or 6 feet by 8 feet.

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5 0
3 years ago
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dusya [7]
 So the answer to this question is:

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 plants: g(t) = 800 - 25×t

B: (Bees) 1500 × (0.88)∧6= 696.60
After 6 months (696 bees ):
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After 6 months:

650 flowering plants

C: 1500 × (0.88)∧t=800 - 25×t
t = 6.779965672

Answer is it will take 7 months or 6 for the bees and the plants.
Hope this helps!

5 0
3 years ago
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