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hammer [34]
1 year ago
5

The question is:

Mathematics
1 answer:
Naddik [55]1 year ago
7 0

Answer:

2.5 gallons of the 20% solution must be replaced by the 36% solution.

Step-by-step explanation:

.12(20 - x) + .36x = 20(.15)

2.4 - .12x + .36x = 3

2.4 - .24x = 3

- .24x =  - .6

.24x = .6

x = 2.5

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sergij07 [2.7K]

Answer:

11

Step-by-step explanation:

Angle SRT + angle RTU = angle STU

11x - 7 + 2x + 16 = 152 add like terms

13x + 9 = 152

13x = 143

x = 11

6 0
3 years ago
Analyze the diagram below and complete the instructions that follow.<br><br> Find sin L
Alja [10]

Answer:

<h2><u>0.384</u></h2>

Step-by-step explanation:

By Pythagoras Theorem,

OM = √(4² + 3²) = √(16 + 9) = √25 = <u>5</u>

And,

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Now,

sin L = \frac{Perpendicular}{Hypotenuse} = \frac{5}{13} = <u>0.384</u>

4 0
3 years ago
Read 2 more answers
Anybody happen to know this? Help please
polet [3.4K]

Answer:

It's B, 62.

First, you identify the median, (30,) and use this to identify the first and third quartiles. 2-18 are the first ranges, and 42-81 are the third.

You would need to split the ranges between the first quartile (9) and the third quartile (71).

The interquartile range is the difference between the first and third ranges, making it 62.

8 0
2 years ago
How do you determine a linear equation
puteri [66]

Answer:


Step-by-step explanation:


For one, there can only be two variables, for two, two variables cannot be multiplied together. For example, xy + 2z= 4 is not linear.

6 0
3 years ago
If p=5 what is the value of 6p-4?
rjkz [21]
The answer will be 26.

6p-4= 6×5-4 = 30-4= 26
3 0
3 years ago
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