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MariettaO [177]
3 years ago
11

What expression is equivalent to (-4y-x)-(3y-9x

Mathematics
1 answer:
Lyrx [107]3 years ago
8 0

Answer:

-7y+8x

Step-by-step explanation:

-7y+8x

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Lacey picks blueberries and raspberries from her garden. She has ⅕ as many pounds of blueberries as raspberries. If she picks 1⅘
Mrac [35]

Answer:

  • 2 1/4 pounds of blueberries

Step-by-step explanation:

Blueberries - b, raspberries - x

<u>Equations as per question:</u>

  • b = x * 1/5
  • b + 1 4/5 = x

<u>Eliminate b and solve for x:</u>

  • 1/5x = x - 1 4/5
  • x - 1/5x = 1 4/5
  • 4/5x = 9/5
  • x = 9/5 : 4/5
  • x = 9/5 *5/4
  • x = 9/4
  • x = 2 1/4
5 0
3 years ago
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Pls say true or false
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hope this will help

Step-by-step explanation:

1) true

2) true

3)false

4) false

5) false

6) false

8 0
3 years ago
Expand form 16(2x - 1)​
Margarita [4]

Answer:

32x - 16

Step-by-step explanation:

16(2x - 1)​

16 • 2x - 16

32x - 16

7 0
3 years ago
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Please solve my graph I don’t understand
Setler79 [48]

Answer:

just do the opposite numbers on the left side and do the 2nd function on the right!

Step-by-step explanation:

8 0
3 years ago
The article "Sensory and Mechanical Assessment of the Quality of Frankfurters" reported the following salt content (percentage b
sergeinik [125]

Answer:

μ = 1.877

Step-by-step explanation:

Data provided in the question:

Number of data samples, n = 10

Data: 2.18, 2.03, 1.56, 1.09, 1.56 ,2.28 ,1.62 ,2.02 ,2.11 ,2.32

Now,

Mean is calculated using the formula as:

Mean, μ = \frac{\textup{Sum of all the observations}}{\textup{Total number of observations}}

or

Mean, μ = \frac{\textup{2.18 + 2.03 + 1.56 + 1.09 + 1.56 + 2.28 + 1.62 + 2.02 + 2.11 + 2.32 }}{\textup{10}}

or

Mean , μ = \frac{18.77}{10}

or

Mean , μ = 1.877

8 0
3 years ago
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