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mojhsa [17]
2 years ago
5

Select each value of a for which you can solve the system by elimination without multiplying first.

Mathematics
1 answer:
xz_007 [3.2K]2 years ago
7 0

Answer:  dddss Ggg. Nj

Step-by-step explanation:

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Zelda makes herbal teas to sell. Her most popular blend is a combination of 2 kinds of mint, 50% spearmint and 50% peppermint, b
lilavasa [31]

Answer:

  • B. $4.23

Step-by-step explanation:

<em>Refer to attachment for full question</em>

<u>Cost of the tea:</u>

  • 80% of spearmint + 20% of peppermint =
  • 0.8*$2.25 + 0.2*$2.75 =
  • $2.35

<u>Sale price is 1.8 times the cost:</u>

  • $2.35*1.8 = $4.23

Correct option is B

5 0
3 years ago
Which of the following proportions could be used to convert 3600 feet into miles
MA_775_DIABLO [31]

Answer:

Go with the 2nd choice.

Step-by-step explanation:

When using proportions to solve for unknown quantities, you need to keep the same units on the same side. This means keep "ft" on the top side and "mi" on the bottom side.

6 0
4 years ago
Use the numerals 1,7,7,7, and 7 to create the number 100
Aleonysh [2.5K]

Answer:

77\div.77\cdot1

Step-by-step explanation:

What we're basically looking for here are ways to get 100 using these numbers.

My immediate first thought was "can we divide the 7's by some 7's to get 100?"

I know that 7 \div .7=10, so I had the idea to make it 77 \div .77 = 100. This means that we can use the number 7 four times in the equation 77 \div .77=100.

However, we're still missing a 1 that we need to include. This is easy, we can just multiply 77 \div .77 by 1.

So in conclusion, we get 77 \div .77\cdot1

Hope this helped!

6 0
4 years ago
Read 2 more answers
HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP{PPPPPP
yKpoI14uk [10]

Answer:

(B) 10 is a composite number.

Because she was able to arrange the tiles in 2 ways, its prooved that there are more factors than 1 and 10 for the number 10 so its a composite number

4 0
3 years ago
Having a graph of a trig function allows you to estimate values of the function or better yet take a function value and determin
Komok [63]
sin^{-1}\frac{1}{2}\\\frac{\pi}{6}+2\pi n

A sine function will have a value of 1/2 infinity times. However, on the interval of a single period, a sine function will have a value of 1/2 one time.
8 0
3 years ago
Read 2 more answers
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