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Furkat [3]
3 years ago
13

Fun question: how can you make 11 out of 4 sevens?

Mathematics
1 answer:
Vladimir [108]3 years ago
7 0

Answer: (7+1/7) *(7+7)

Step-by-step explanation:

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Nicole made costumes for the annual school play. She used a total length of 1468.8 in of blue fabric. The fabric came in 3 rolls
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1468.8/3 = 489.3 in
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3 years ago
Simplify (3x − 5) − (5x + 1). (2 points)
Verizon [17]

The correct answer is B. -2x-6


5 0
3 years ago
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Clara found the product of 3 – 6y2 and y2 + 2. Her work is shown below.
Kisachek [45]

Answer: No the students work is not correct. Because you are using distribution. Which means that 3 has to multiply the y2 and 2 not just the y2! And after you distribute it you need to simplify!

Step-by-step explanation:

6 0
2 years ago
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An element with mass 590 grams decays by 19. 5% per minute. How much of the element is remaining after 15 minutes, to the neares
solmaris [256]

Answer:

Step 1

Formulate a recursive sequence modeling the number of grams after n  minutes.

we have that

100%-17.1%-------------- > 82.9%------------> 0.829

a(n) = 780*[0.829^n]

for n=19 minutes

a(19)=780*[0.829^(19)]=22.1121 g---------------> 22.1 g

the answer is 22.1 g

Step-by-step explanation:

5 0
2 years ago
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Answer:

x is equal to -21

Step-by-step explanation:

-21+4=-17

3 0
3 years ago
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